date,rate,maturity_level,granularity 1999-01-01,3.220,9m,monthly 1999-02-01,2.994,9m,monthly 1999-03-01,3.055,9m,monthly 1999-04-01,2.937,9m,monthly 1999-05-03,2.665,9m,monthly 1999-06-01,2.692,9m,monthly 1999-07-01,2.845,9m,monthly 1999-08-02,3.092,9m,monthly 1999-09-01,3.178,9m,monthly 1999-10-01,3.276,9m,monthly 1999-11-01,3.641,9m,monthly 1999-12-01,3.601,9m,monthly 2000-01-03,3.697,9m,monthly 2000-02-01,3.896,9m,monthly 2000-03-01,4.004,9m,monthly 2000-04-03,4.189,9m,monthly 2000-05-02,4.446,9m,monthly 2000-06-01,4.863,9m,monthly 2000-07-03,4.903,9m,monthly 2000-08-01,5.054,9m,monthly 2000-09-01,5.166,9m,monthly 2000-10-02,5.112,9m,monthly 2000-11-01,5.235,9m,monthly 2000-12-01,5.038,9m,monthly 2001-01-02,4.722,9m,monthly 2001-02-01,4.528,9m,monthly 2001-03-01,4.541,9m,monthly 2001-04-02,4.349,9m,monthly 2001-05-02,4.742,9m,monthly 2001-06-01,4.403,9m,monthly 2001-07-02,4.321,9m,monthly 2001-08-01,4.250,9m,monthly 2001-09-03,4.022,9m,monthly 2001-10-01,3.504,9m,monthly 2001-11-01,3.239,9m,monthly 2001-12-03,3.170,9m,monthly 2002-01-02,3.233,9m,monthly 2002-02-01,3.505,9m,monthly 2002-03-01,3.502,9m,monthly 2002-04-02,3.812,9m,monthly 2002-05-02,3.632,9m,monthly 2002-06-03,3.823,9m,monthly 2002-07-01,3.617,9m,monthly 2002-08-01,3.426,9m,monthly 2002-09-02,3.335,9m,monthly 2002-10-01,3.083,9m,monthly 2002-11-01,3.082,9m,monthly 2002-12-02,2.980,9m,monthly 2003-01-02,2.752,9m,monthly 2003-02-03,2.680,9m,monthly 2003-03-03,2.381,9m,monthly 2003-04-01,2.388,9m,monthly 2003-05-02,2.371,9m,monthly 2003-06-02,2.168,9m,monthly 2003-07-01,2.032,9m,monthly 2003-08-01,2.181,9m,monthly 2003-09-01,2.246,9m,monthly 2003-10-01,2.094,9m,monthly 2003-11-03,2.304,9m,monthly 2003-12-01,2.373,9m,monthly 2004-01-02,2.196,9m,monthly 2004-02-02,2.187,9m,monthly 2004-03-01,2.052,9m,monthly 2004-04-01,1.946,9m,monthly 2004-05-03,2.162,9m,monthly 2004-06-01,2.237,9m,monthly 2004-07-01,2.268,9m,monthly 2004-08-02,2.253,9m,monthly 2004-09-01,2.205,9m,monthly 2004-10-01,2.288,9m,monthly 2004-11-01,2.245,9m,monthly 2004-12-01,2.231,9m,monthly 2005-01-03,2.273,9m,monthly 2005-02-01,2.231,9m,monthly 2005-03-01,2.264,9m,monthly 2005-04-01,2.263,9m,monthly 2005-05-02,2.172,9m,monthly 2005-06-01,2.133,9m,monthly 2005-07-01,2.092,9m,monthly 2005-08-01,2.187,9m,monthly 2005-09-01,2.168,9m,monthly 2005-10-03,2.272,9m,monthly 2005-11-01,2.471,9m,monthly 2005-12-01,2.685,9m,monthly 2006-01-02,2.759,9m,monthly 2006-02-01,2.808,9m,monthly 2006-03-01,2.896,9m,monthly 2006-04-03,3.135,9m,monthly 2006-05-02,3.193,9m,monthly 2006-06-01,3.259,9m,monthly 2006-07-03,3.386,9m,monthly 2006-08-01,3.445,9m,monthly 2006-09-01,3.568,9m,monthly 2006-10-02,3.687,9m,monthly 2006-11-01,3.776,9m,monthly 2006-12-01,3.812,9m,monthly 2007-01-02,3.958,9m,monthly 2007-02-01,4.016,9m,monthly 2007-03-01,4.028,9m,monthly 2007-04-02,4.138,9m,monthly 2007-05-01,4.229,9m,monthly 2007-06-01,4.374,9m,monthly 2007-07-02,4.433,9m,monthly 2007-08-01,4.458,9m,monthly 2007-09-03,4.770,9m,monthly 2007-10-01,4.730,9m,monthly 2007-11-01,4.626,9m,monthly 2007-12-03,4.736,9m,monthly 2008-01-02,4.719,9m,monthly 2008-02-01,4.338,9m,monthly 2008-03-03,4.378,9m,monthly 2008-04-01,4.735,9m,monthly 2008-05-02,4.910,9m,monthly 2008-06-02,5.014,9m,monthly 2008-07-01,5.273,9m,monthly 2008-08-01,5.242,9m,monthly 2008-09-01,5.239,9m,monthly 2008-10-01,5.437,9m,monthly 2008-11-03,4.825,9m,monthly 2008-12-01,3.900,9m,monthly 2009-01-02,2.991,9m,monthly 2009-02-02,2.213,9m,monthly 2009-03-02,1.974,9m,monthly 2009-04-01,1.730,9m,monthly 2009-05-04,1.643,9m,monthly 2009-06-01,1.556,9m,monthly 2009-07-01,1.419,9m,monthly 2009-08-03,1.259,9m,monthly 2009-09-01,1.200,9m,monthly 2009-10-01,1.147,9m,monthly 2009-11-02,1.132,9m,monthly 2009-12-01,1.124,9m,monthly 2010-01-04,1.129,9m,monthly 2010-02-01,1.097,9m,monthly 2010-03-01,1.092,9m,monthly 2010-04-01,1.088,9m,monthly 2010-05-03,1.111,9m,monthly 2010-06-01,1.132,9m,monthly 2010-07-01,1.191,9m,monthly 2010-08-02,1.289,9m,monthly 2010-09-01,1.280,9m,monthly 2010-10-01,1.332,9m,monthly 2010-11-01,1.410,9m,monthly 2010-12-01,1.398,9m,monthly 2011-01-03,1.369,9m,monthly 2011-02-01,1.496,9m,monthly 2011-03-01,1.582,9m,monthly 2011-04-01,1.797,9m,monthly 2011-05-02,1.914,9m,monthly 2011-06-01,1.930,9m,monthly 2011-07-01,1.980,9m,monthly 2011-08-01,1.992,9m,monthly 2011-09-01,1.910,9m,monthly 2011-10-03,1.919,9m,monthly 2011-11-01,1.947,9m,monthly 2011-12-01,1.867,9m,monthly 2012-01-02,1.782,9m,monthly 2012-02-01,1.595,9m,monthly 2012-03-01,1.448,9m,monthly 2012-04-02,1.255,9m,monthly 2012-05-02,1.154,9m,monthly 2012-06-01,1.090,9m,monthly 2012-07-02,1.077,9m,monthly 2012-08-01,0.805,9m,monthly 2012-09-03,0.673,9m,monthly 2012-10-01,0.567,9m,monthly 2012-11-01,0.506,9m,monthly 2012-12-03,0.456,9m,monthly 2013-01-02,0.433,9m,monthly 2013-02-01,0.504,9m,monthly 2013-03-01,0.441,9m,monthly 2013-04-02,0.438,9m,monthly 2013-05-01,0.411,9m,monthly 2013-06-03,0.389,9m,monthly 2013-07-01,0.440,9m,monthly 2013-08-01,0.441,9m,monthly 2013-09-02,0.454,9m,monthly 2013-10-01,0.447,9m,monthly 2013-11-01,0.445,9m,monthly 2013-12-02,0.422,9m,monthly 2014-01-02,0.478,9m,monthly 2014-02-03,0.472,9m,monthly 2014-03-03,0.471,9m,monthly 2014-04-01,0.500,9m,monthly 2014-05-02,0.522,9m,monthly 2014-06-02,0.477,9m,monthly 2014-07-01,0.395,9m,monthly 2014-08-01,0.399,9m,monthly 2014-09-01,0.341,9m,monthly 2014-10-01,0.251,9m,monthly 2014-11-03,0.262,9m,monthly 2014-12-01,0.257,9m,monthly 2015-01-02,0.243,9m,monthly 2015-02-02,0.202,9m,monthly 2015-03-02,0.161,9m,monthly 2015-04-01,0.136,9m,monthly 2015-05-04,0.109,9m,monthly 2015-06-01,0.099,9m,monthly 2015-07-01,0.101,9m,monthly 2015-08-03,0.098,9m,monthly 2015-09-01,0.091,9m,monthly 2015-10-01,0.077,9m,monthly 2015-11-02,0.047,9m,monthly 2015-12-01,-0.006,9m,monthly 2016-01-04,0.002,9m,monthly 2016-02-01,-0.044,9m,monthly 2016-03-01,-0.080,9m,monthly 2016-04-01,-0.068,9m,monthly 2016-05-02,-0.077,9m,monthly 2016-06-01,-0.086,9m,monthly 2016-07-01,-0.119,9m,monthly 2016-08-01,-0.119,9m,monthly 2016-09-01,-0.122,9m,monthly 2016-10-03,-0.131,9m,monthly 2016-11-01,-0.131,9m,monthly 2016-12-01,-0.135,9m,monthly 2017-01-02,-0.140,9m,monthly 2017-02-01,-0.159,9m,monthly 2017-03-01,-0.172,9m,monthly 2017-04-03,-0.173,9m,monthly