[{"date": "1999-01-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.249},{"date": "1999-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.102},{"date": "1999-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.111},{"date": "1999-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.951},{"date": "1999-05-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.577},{"date": "1999-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.577},{"date": "1999-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.643},{"date": "1999-08-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.668},{"date": "1999-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.653},{"date": "1999-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.718},{"date": "1999-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.485},{"date": "1999-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.451},{"date": "2000-01-03", "granularity": "monthly", "maturity_level": "2m", "rate": 3.263},{"date": "2000-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.414},{"date": "2000-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.539},{"date": "2000-04-03", "granularity": "monthly", "maturity_level": "2m", "rate": 3.761},{"date": "2000-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.051},{"date": "2000-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.366},{"date": "2000-07-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.466},{"date": "2000-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.526},{"date": "2000-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.745},{"date": "2000-10-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.844},{"date": "2000-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 5.116},{"date": "2000-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 5.019},{"date": "2001-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.848},{"date": "2001-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.743},{"date": "2001-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.783},{"date": "2001-04-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.612},{"date": "2001-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.834},{"date": "2001-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.538},{"date": "2001-07-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.467},{"date": "2001-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.472},{"date": "2001-09-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.289},{"date": "2001-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.679},{"date": "2001-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.569},{"date": "2001-12-03", "granularity": "monthly", "maturity_level": "2m", "rate": 3.383},{"date": "2002-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.298},{"date": "2002-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.365},{"date": "2002-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.355},{"date": "2002-04-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.399},{"date": "2002-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.359},{"date": "2002-06-03", "granularity": "monthly", "maturity_level": "2m", "rate": 3.437},{"date": "2002-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.413},{"date": "2002-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.358},{"date": "2002-09-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.344},{"date": "2002-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.295},{"date": "2002-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.267},{"date": "2002-12-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.078},{"date": "2003-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.88},{"date": "2003-02-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.82},{"date": "2003-03-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.539},{"date": "2003-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.546},{"date": "2003-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.533},{"date": "2003-06-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.284},{"date": "2003-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.154},{"date": "2003-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.121},{"date": "2003-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.142},{"date": "2003-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.11},{"date": "2003-11-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.159},{"date": "2003-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.154},{"date": "2004-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.111},{"date": "2004-02-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.083},{"date": "2004-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.051},{"date": "2004-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.986},{"date": "2004-05-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.064},{"date": "2004-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.075},{"date": "2004-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.094},{"date": "2004-08-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.101},{"date": "2004-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.095},{"date": "2004-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.096},{"date": "2004-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.144},{"date": "2004-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.169},{"date": "2005-01-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.14},{"date": "2005-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.128},{"date": "2005-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.119},{"date": "2005-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.127},{"date": "2005-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.115},{"date": "2005-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.114},{"date": "2005-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.105},{"date": "2005-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.117},{"date": "2005-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.122},{"date": "2005-10-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.136},{"date": "2005-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.224},{"date": "2005-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.431},{"date": "2006-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.434},{"date": "2006-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.493},{"date": "2006-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.63},{"date": "2006-04-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.742},{"date": "2006-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.771},{"date": "2006-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 2.901},{"date": "2006-07-03", "granularity": "monthly", "maturity_level": "2m", "rate": 2.966},{"date": "2006-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.096},{"date": "2006-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.203},{"date": "2006-10-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.335},{"date": "2006-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.495},{"date": "2006-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.616},{"date": "2007-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.663},{"date": "2007-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.711},{"date": "2007-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.833},{"date": "2007-04-02", "granularity": "monthly", "maturity_level": "2m", "rate": 3.876},{"date": "2007-05-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.94},{"date": "2007-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.093},{"date": "2007-07-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.126},{"date": "2007-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.184},{"date": "2007-09-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.587},{"date": "2007-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.55},{"date": "2007-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.583},{"date": "2007-12-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.84},{"date": "2008-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.471},{"date": "2008-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.289},{"date": "2008-03-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.291},{"date": "2008-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.54},{"date": "2008-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.676},{"date": "2008-06-02", "granularity": "monthly", "maturity_level": "2m", "rate": 4.69},{"date": "2008-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.739},{"date": "2008-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.759},{"date": "2008-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 4.763},{"date": "2008-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 5.151},{"date": "2008-11-03", "granularity": "monthly", "maturity_level": "2m", "rate": 4.655},{"date": "2008-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 3.734},{"date": "2009-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 2.754},{"date": "2009-02-02", "granularity": "monthly", "maturity_level": "2m", "rate": 1.909},{"date": "2009-03-02", "granularity": "monthly", "maturity_level": "2m", "rate": 1.669},{"date": "2009-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.308},{"date": "2009-05-04", "granularity": "monthly", "maturity_level": "2m", "rate": 1.157},{"date": "2009-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.082},{"date": "2009-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.899},{"date": "2009-08-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.712},{"date": "2009-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.663},{"date": "2009-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.592},{"date": "2009-11-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.578},{"date": "2009-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.579},{"date": "2010-01-04", "granularity": "monthly", "maturity_level": "2m", "rate": 0.553},{"date": "2010-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.526},{"date": "2010-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.516},{"date": "2010-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.501},{"date": "2010-05-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.515},{"date": "2010-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.531},{"date": "2010-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.6},{"date": "2010-08-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.727},{"date": "2010-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.713},{"date": "2010-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.774},{"date": "2010-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.917},{"date": "2010-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.915},{"date": "2011-01-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.876},{"date": "2011-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.972},{"date": "2011-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.96},{"date": "2011-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.101},{"date": "2011-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 1.279},{"date": "2011-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.293},{"date": "2011-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.42},{"date": "2011-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.495},{"date": "2011-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.42},{"date": "2011-10-03", "granularity": "monthly", "maturity_level": "2m", "rate": 1.426},{"date": "2011-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.449},{"date": "2011-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 1.304},{"date": "2012-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 1.165},{"date": "2012-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.907},{"date": "2012-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.75},{"date": "2012-04-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.578},{"date": "2012-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.514},{"date": "2012-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.486},{"date": "2012-07-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.473},{"date": "2012-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.233},{"date": "2012-09-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.179},{"date": "2012-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.159},{"date": "2012-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.148},{"date": "2012-12-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.148},{"date": "2013-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.15},{"date": "2013-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.181},{"date": "2013-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.166},{"date": "2013-04-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.17},{"date": "2013-05-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.165},{"date": "2013-06-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.16},{"date": "2013-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.178},{"date": "2013-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.181},{"date": "2013-09-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.176},{"date": "2013-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.172},{"date": "2013-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.178},{"date": "2013-12-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.199},{"date": "2014-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.251},{"date": "2014-02-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.254},{"date": "2014-03-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.252},{"date": "2014-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.277},{"date": "2014-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.297},{"date": "2014-06-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.281},{"date": "2014-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.156},{"date": "2014-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.158},{"date": "2014-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.114},{"date": "2014-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.042},{"date": "2014-11-03", "granularity": "monthly", "maturity_level": "2m", "rate": 0.051},{"date": "2014-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.044},{"date": "2015-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.044},{"date": "2015-02-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.024},{"date": "2015-03-02", "granularity": "monthly", "maturity_level": "2m", "rate": 0.019},{"date": "2015-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": 0.002},{"date": "2015-05-04", "granularity": "monthly", "maturity_level": "2m", "rate": -0.023},{"date": "2015-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.032},{"date": "2015-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.038},{"date": "2015-08-03", "granularity": "monthly", "maturity_level": "2m", "rate": -0.046},{"date": "2015-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.059},{"date": "2015-10-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.071},{"date": "2015-11-02", "granularity": "monthly", "maturity_level": "2m", "rate": -0.084},{"date": "2015-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.133},{"date": "2016-01-04", "granularity": "monthly", "maturity_level": "2m", "rate": -0.168},{"date": "2016-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.198},{"date": "2016-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.241},{"date": "2016-04-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.279},{"date": "2016-05-02", "granularity": "monthly", "maturity_level": "2m", "rate": -0.289},{"date": "2016-06-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.301},{"date": "2016-07-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.321},{"date": "2016-08-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.331},{"date": "2016-09-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.337},{"date": "2016-10-03", "granularity": "monthly", "maturity_level": "2m", "rate": -0.338},{"date": "2016-11-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.339},{"date": "2016-12-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.336},{"date": "2017-01-02", "granularity": "monthly", "maturity_level": "2m", "rate": -0.336},{"date": "2017-02-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.34},{"date": "2017-03-01", "granularity": "monthly", "maturity_level": "2m", "rate": -0.341},{"date": "2017-04-03", "granularity": "monthly", "maturity_level": "2m", "rate": -0.339}]