Monthly Percent
1982-01-31 3.08
1982-02-28 3.17
1982-03-31 2.83
1982-04-30 2.89
1982-05-31 3.01
1982-06-30 3.07
1982-07-31 3.09
1982-08-31 2.98
1982-09-30 2.96
1982-10-31 2.75
1982-11-30 2.63
1982-12-31 2.73
1983-01-31 2.51
1983-02-28 2.49
1983-03-31 2.51
1983-04-30 2.49
1983-05-31 2.72
1983-06-30 2.97
1983-07-31 3.19
1983-08-31 3.22
1983-09-30 3.13
1983-10-31 3.1
1983-11-30 3.08
1983-12-31 3.11
1984-01-31 3.14
1984-02-29 3.2
1984-03-31 3.35
1984-04-30 3.26
1984-05-31 3.34
1984-06-30 3.55
1984-07-31 3.8
1984-08-31 3.71
1984-09-30 3.69
1984-10-31 3.41
1984-11-30 3.3
1984-12-31 3.26
1985-01-31 3.37
1985-02-28 3.28
1985-03-31 3.19
1985-04-30 3.39
1985-05-31 3.5
1985-06-30 3.59
1985-07-31 3.62
1985-08-31 3.55
1985-09-30 3.54
1985-10-31 3.59
1985-11-30 3.7
1985-12-31 3.78
1986-01-31 3.97
1986-02-28 3.86
1986-03-31 3.85
1986-04-30 3.6
1986-05-31 3.36
1986-06-30 3.42
1986-07-31 3.59
1986-08-31 3.61
1986-09-30 3.67
1986-10-31 3.93
1986-11-30 3.99
1986-12-31 3.94
1987-01-31 3.87
1987-02-28 3.66
1987-03-31 3.47
1987-04-30 3.55
1987-05-31 3.68
1987-06-30 3.87
1987-07-31 3.95
1987-08-31 4.1
1987-09-30 4.16
1987-10-31 4.45
1987-11-30 4.06
1987-12-31 3.94
1988-01-31 4.15
1988-02-29 3.96
1988-03-31 3.93
1988-04-30 3.81
1988-05-31 3.86
1988-06-30 3.91
1988-07-31 3.97
1988-08-31 3.94
1988-09-30 4
1988-10-31 3.81
1988-11-30 3.69
1988-12-31 3.82
1989-01-31 3.81
1989-02-28 3.62
1989-03-31 3.53
1989-04-30 3.66
1989-05-31 3.69
1989-06-30 3.87
1989-07-31 3.67
1989-08-31 3.54
1989-09-30 3.61
1989-10-31 3.74
1989-11-30 3.73
1989-12-31 3.72
1990-01-31 3.81
1990-02-28 4.01
1990-03-31 4.23
1990-04-30 4.33
1990-05-31 4.34
1990-06-30 4.31
1990-07-31 4.47
1990-08-31 4.41
1990-09-30 4.44
1990-10-31 4.47
1990-11-30 4.31
1990-12-31 4.22
1991-01-31 4.25
1991-02-28 4.25
1991-03-31 4.26
1991-04-30 4.18
1991-05-31 4.23
1991-06-30 4.34
1991-07-31 4.4
1991-08-31 4.4
1991-09-30 4.23
1991-10-31 4.23
1991-11-30 4.26
1991-12-31 4.39
1992-01-31 4.34
1992-02-29 4.3
1992-03-31 4.47
1992-04-30 4.59
1992-05-31 4.45
1992-06-30 4.37
1992-07-31 4.47
1992-08-31 4.69
1992-09-30 4.64
1992-10-31 3.94
1992-11-30 3.62
1992-12-31 3.79
1993-01-31 3.7
1993-02-28 3.4
1993-03-31 3.21
1993-04-30 3.23
1993-05-31 3.35
1993-06-30 3.36
1993-07-31 3.29
1993-08-31 3.19
1993-09-30 3.08
1993-10-31 2.99
1993-11-30 2.95
1993-12-31 2.79
1994-01-31 2.74
1994-02-28 2.89
1994-03-31 3.14
1994-04-30 3.27
1994-05-31 3.51
1994-06-30 3.78
1994-07-31 3.83
1994-08-31 3.79
1994-09-30 3.84
1994-10-31 3.84
1994-11-30 3.83
1994-12-31 3.84
1995-01-31 3.89
1995-02-28 3.87
1995-03-31 3.86
1995-04-30 3.79
1995-05-31 3.58
1995-06-30 3.58
1995-07-31 3.61
1995-08-31 3.52
1995-09-30 3.46
1995-10-31 3.65
1995-11-30 3.54
1995-12-31 3.45
1996-01-31 3.42
1996-02-29 3.57
1996-03-31 3.7
1996-04-30 3.66
1996-05-31 3.74
1996-06-30 3.8
1996-07-31 3.72
1996-08-31 3.59
1996-09-30 3.57
1996-10-31 3.41
1996-11-30 3.42
1996-12-31 3.41
1997-01-31 3.45
1997-02-28 3.25
1997-03-31 3.42
1997-04-30 3.55
1997-05-31 3.52
1997-06-30 3.62
1997-07-31 3.58
1997-08-31 3.58
1997-09-30 3.49
1997-10-31 3.18
1997-11-30 3.21
1997-12-31 3.05
1998-01-31 3
1998-02-28 2.92
1998-03-31 2.87
1998-04-30 2.94
1998-05-31 2.98
1998-06-30 2.96
1998-07-31 2.88
1998-08-31 2.75
1998-09-30 2.66
1998-10-31 2.68
1998-11-30 2.38
1998-12-31 2.08
1999-01-31 1.95
1999-02-28 1.83
1999-03-31 1.8
1999-04-30 1.64
1999-05-31 1.89
1999-06-30 1.87
1999-07-31 1.85
1999-08-31 2.13
1999-09-30 2.22
1999-10-31 2.19
1999-11-30 2.06
1999-12-31 2.02
2000-01-31 2.22
2000-02-29 2.37
2000-03-31 2.37
2000-04-30 2.47
2000-05-31 2.51
2000-06-30 2.51
2000-07-31 2.54
2000-08-31 2.71
2000-09-30 2.78
2000-10-31 2.84
2000-11-30 2.83
2000-12-31 2.67
2001-01-31 2.62
2001-02-28 2.73
2001-03-31 2.79
2001-04-30 2.89
2001-05-31 2.84
2001-06-30 2.81
2001-07-31 2.94
2001-08-31 2.73
2001-09-30 2.68
2001-10-31 2.57
2001-11-30 2.42
2001-12-31 2.75
2002-01-31 2.64
2002-02-28 2.5
2002-03-31 2.49
2002-04-30 2.37
2002-05-31 2.38
2002-06-30 2.24
2002-07-31 2.33
2002-08-31 2.26
2002-09-30 2.15
2002-10-31 2.25
2002-11-30 2.17
2002-12-31 2.03
2003-01-31 1.7
2003-02-28 1.2
2003-03-31 1.25
2003-04-30 1.13
2003-05-31 0.93
2003-06-30 0.75
2003-07-31 1.04
2003-08-31 1.36
2003-09-30 1.54
2003-10-31 1.64
2003-11-30 1.75
2003-12-31 1.39
2004-01-31 1.31
2004-02-29 1.39
2004-03-31 1.12
2004-04-30 1.42
2004-05-31 1.67
2004-06-30 1.86
2004-07-31 1.89
2004-08-31 1.7
2004-09-30 1.53
2004-10-31 1.38
2004-11-30 1.53
2004-12-31 1.54
2005-01-31 1.57
2005-02-28 1.61
2005-03-31 1.92
2005-04-30 1.76
2005-05-31 1.76
2005-06-30 1.89
2005-07-31 1.69
2005-08-31 1.64
2005-09-30 1.33
2005-10-31 1.3
2005-11-30 1.34