Month	Dollars per Hour
2001-01-01	8.27
2001-02-01	8.26
2001-03-01	8.46
2001-04-01	8.41
2001-05-01	8.28
2001-06-01	8.25
2001-07-01	8.01
2001-08-01	8.07
2001-09-01	8.11
2001-10-01	8.47
2001-11-01	8.04
2001-12-01	8.33
2002-01-01	8.39
2002-02-01	8.14
2002-03-01	8.15
2002-04-01	8.32
2002-05-01	8.33
2002-06-01	8.57
2002-07-01	8.39
2002-08-01	8.39
2002-09-01	8.53
2002-10-01	8.41
2002-11-01	8.31
2002-12-01	8.47
2003-01-01	8.74
2003-02-01	8.76
2003-03-01	8.68
2003-04-01	8.69
2003-05-01	8.58
2003-06-01	8.58
2003-07-01	8.69
2003-08-01	8.88
2003-09-01	8.75
2003-10-01	8.79
2003-11-01	8.81
2003-12-01	8.68
2004-01-01	8.83
2004-02-01	10.80
2004-03-01	10.64
2004-04-01	10.93
2004-05-01	10.57
2004-06-01	10.34
2004-07-01	10.26
2004-08-01	10.11
2004-09-01	9.87
2004-10-01	9.76
2004-11-01	9.91
2004-12-01	9.49
2005-01-01	9.45
2005-02-01	8.56
2005-03-01	8.88
2005-04-01	8.53
2005-05-01	8.69
2005-06-01	8.49
2005-07-01	8.56
2005-08-01	8.66
2005-09-01	8.79
2005-10-01	8.91
2005-11-01	8.76
2005-12-01	8.98
2006-01-01	9.07
2006-02-01	9.03
2006-03-01	9.36
2006-04-01	8.77
2006-05-01	8.77
2006-06-01	9.00
2006-07-01	9.00
2006-08-01	9.33
2006-09-01	9.27
2006-10-01	9.35
2006-11-01	9.56
2006-12-01	9.16
2007-01-01	9.75
2007-02-01	9.70
2007-03-01	10.12
2007-04-01	10.42
2007-05-01	9.32
2007-06-01	10.09
2007-07-01	10.03
2007-08-01	10.06
2007-09-01	10.38
2007-10-01	10.05
2007-11-01	10.07
2007-12-01	10.12
2008-01-01	10.13
2008-02-01	10.44
2008-03-01	10.23
2008-04-01	10.37
2008-05-01	10.28
2008-06-01	10.47
2008-07-01	10.59
2008-08-01	10.55
2008-09-01	10.51
2008-10-01	10.41
2008-11-01	10.64
2008-12-01	10.34
2009-01-01	10.77
2009-02-01	10.59
2009-03-01	10.68
2009-04-01	10.79
2009-05-01	10.43
2009-06-01	10.44
2009-07-01	10.34
2009-08-01	10.14
2009-09-01	12.81
2009-10-01	12.58
2009-11-01	10.97
2009-12-01	11.65
2010-01-01	12.01
2010-02-01	12.16
2010-03-01	12.17
2010-04-01	12.06
2010-05-01	11.61
2010-06-01	12.01
2010-07-01	11.82
2010-08-01	10.68
2010-09-01	10.34
2010-10-01	10.50
2010-11-01	9.15
2010-12-01	9.07
2011-01-01	9.24
2011-02-01	9.52
2011-03-01	9.60
2011-04-01	9.70
2011-05-01	9.90
2011-06-01	9.88
2011-07-01	9.87
2011-08-01	10.12
2011-09-01	11.88
2011-10-01	11.52
2011-11-01	10.32
2011-12-01	10.16
2012-01-01	10.32
2012-02-01	10.38
2012-03-01	10.58
2012-04-01	10.79
2012-05-01	10.39
2012-06-01	10.39
2012-07-01	10.67
2012-08-01	10.53
2012-09-01	11.28
2012-10-01	11.14
2012-11-01	9.66
2012-12-01	9.74
2013-01-01	10.61
2013-02-01	10.60
2013-03-01	10.55
2013-04-01	10.53
2013-05-01	10.75
2013-06-01	10.32
2013-07-01	10.55
2013-08-01	10.84
2013-09-01	15.73
2013-10-01	15.39
2013-11-01	13.91
2013-12-01	13.79
2014-01-01	12.64
2014-02-01	14.28
2014-03-01	15.05
2014-04-01	16.00
2014-05-01	15.02
2014-06-01	14.60
2014-07-01	15.17
2014-08-01	14.46
2014-09-01	18.71
2014-10-01	17.45
2014-11-01	15.72
2014-12-01	15.14
2015-01-01	16.69
2015-02-01	16.31
2015-03-01	16.53
2015-04-01	15.85
2015-05-01	15.72
2015-06-01	15.53
2015-07-01	15.81
2015-08-01	15.44
2015-09-01	15.24
2015-10-01	15.55
2015-11-01	14.79
2015-12-01	14.58
2016-01-01	15.58
2016-02-01	15.11
2016-03-01	15.00
2016-04-01	14.65
2016-05-01	14.11
2016-06-01	14.48
2016-07-01	14.81
2016-08-01	15.04
2016-09-01	15.08
2016-10-01	14.96
2016-11-01	14.61
2016-12-01	14.61
2017-01-01	14.72
2017-02-01	14.70
2017-03-01	15.86
2017-04-01	15.61
2017-05-01	15.38
2017-06-01	15.02
2017-07-01	15.53
2017-08-01	15.07
2017-09-01	14.69
2017-10-01	14.82
2017-11-01	14.29
2017-12-01	13.88