Monthly Percent
1984-01-31 10.77
1984-02-29 10.87
1984-03-31 10.66
1984-04-30 10.85
1984-05-31 11.38
1984-06-30 11.59
1984-07-31 12.07
1984-08-31 11.41
1984-09-30 11.23
1984-10-31 11.1
1984-11-30 10.73
1984-12-31 10.87
1985-01-31 11.36
1985-02-28 11.49
1985-03-31 11.33
1985-04-30 11.07
1985-05-31 11.23
1985-06-30 11.03
1985-07-31 10.77
1985-08-31 10.69
1985-09-30 10.68
1985-10-31 10.52
1985-11-30 10.69
1985-12-31 10.78
1986-01-31 11.13
1986-02-28 10.73
1986-03-31 9.69
1986-04-30 8.94
1986-05-31 9.15
1986-06-30 9.45
1986-07-31 9.61
1986-08-31 9.66
1986-09-30 10.28
1986-10-31 10.92
1986-11-30 11.08
1986-12-31 10.98
1987-01-31 10.27
1987-02-28 9.97
1987-03-31 9.11
1987-04-30 9.14
1987-05-31 8.8
1987-06-30 8.93
1987-07-31 9.29
1987-08-31 10.13
1987-09-30 10.21
1987-10-31 10.14
1987-11-30 9.23
1987-12-31 9.63
1988-01-31 9.71
1988-02-29 9.52
1988-03-31 9.22
1988-04-30 9.2
1988-05-31 9.41
1988-06-30 9.51
1988-07-31 9.84
1988-08-31 9.91
1988-09-30 10.1
1988-10-31 9.69
1988-11-30 9.86
1988-12-31 10.14
1989-01-31 9.96
1989-02-28 9.72
1989-03-31 9.88
1989-04-30 10.18
1989-05-31 10.17
1989-06-30 10.55
1989-07-31 10.15
1989-08-31 9.91
1989-09-30 10.21
1989-10-31 10.45
1989-11-30 10.55
1989-12-31 10.56
1990-01-31 10.89
1990-02-28 11.33
1990-03-31 12.42
1990-04-30 12.74
1990-05-31 12.41
1990-06-30 11.8
1990-07-31 11.84
1990-08-31 12.15
1990-09-30 12.1
1990-10-31 11.74
1990-11-30 11.37
1990-12-31 10.84
1991-01-31 10.59
1991-02-28 10.13
1991-03-31 10.29
1991-04-30 10.19
1991-05-31 10.38
1991-06-30 10.58
1991-07-31 10.28
1991-08-31 10.03
1991-09-30 9.64
1991-10-31 9.72
1991-11-30 9.77
1991-12-31 9.66
1992-01-31 9.46
1992-02-29 9.3
1992-03-31 9.68
1992-04-30 9.43
1992-05-31 9.02
1992-06-30 9.12
1992-07-31 9.05
1992-08-31 9.35
1992-09-30 9.19
1992-10-31 8.65
1992-11-30 8.19
1992-12-31 8.32
1993-01-31 8.29
1993-02-28 7.95
1993-03-31 7.72
1993-04-30 7.89
1993-05-31 8.15
1993-06-30 7.96
1993-07-31 7.62
1993-08-31 7.07
1993-09-30 6.96
1993-10-31 6.87
1993-11-30 6.85
1993-12-31 6.28
1994-01-31 6.24
1994-02-28 6.72
1994-03-31 7.4
1994-04-30 7.86
1994-05-31 8.36
1994-06-30 8.82
1994-07-31 8.61
1994-08-31 8.74
1994-09-30 9.01
1994-10-31 8.87
1994-11-30 8.71
1994-12-31 8.65
1995-01-31 8.82
1995-02-28 8.72
1995-03-31 8.66
1995-04-30 8.49
1995-05-31 8.24
1995-06-30 8.15
1995-07-31 8.3
1995-08-31 8.15
1995-09-30 7.96
1995-10-31 8.12
1995-11-30 7.79
1995-12-31 7.5
1996-01-31 7.45
1996-02-29 7.78
1996-03-31 8.07
1996-04-30 8.07
1996-05-31 8.1
1996-06-30 8.06
1996-07-31 7.93
1996-08-31 7.85
1996-09-30 7.83
1996-10-31 7.56
1996-11-30 7.61
1996-12-31 7.56
1997-01-31 7.55
1997-02-28 7.2
1997-03-31 7.47
1997-04-30 7.65
1997-05-31 7.16
1997-06-30 7.14
1997-07-31 7.05
1997-08-31 7.09
1997-09-30 6.81
1997-10-31 6.51
1997-11-30 6.61
1997-12-31 6.36
1998-01-31 6.09
1998-02-28 6.03
1998-03-31 5.95
1998-04-30 5.79
1998-05-31 5.83
1998-06-30 5.73
1998-07-31 5.76
1998-08-31 5.54
1998-09-30 5.13
1998-10-31 5
1998-11-30 4.91
1998-12-31 4.5
1999-01-31 4.29
1999-02-28 4.45
1999-03-31 4.67
1999-04-30 4.6
1999-05-31 4.91
1999-06-30 5.17
1999-07-31 5.34
1999-08-31 5.39
1999-09-30 5.65
1999-10-31 5.84
1999-11-30 5.28
1999-12-31 5.39
2000-01-31 5.82
2000-02-29 5.63
2000-03-31 5.36
2000-04-30 5.31
2000-05-31 5.4
2000-06-30 5.2
2000-07-31 5.21
2000-08-31 5.29
2000-09-30 5.35
2000-10-31 5.19
2000-11-30 5.07
2000-12-31 4.9
2001-01-31 4.86
2001-02-28 4.85
2001-03-31 4.73
2001-04-30 4.96
2001-05-31 5.13
2001-06-30 5.2
2001-07-31 5.19
2001-08-31 4.97
2001-09-30 4.98
2001-10-31 4.83
2001-11-30 4.63
2001-12-31 4.9
2002-01-31 4.94
2002-02-28 4.97
2002-03-31 5.25
2002-04-30 5.26
2002-05-31 5.29
2002-06-30 5.12
2002-07-31 5.01
2002-08-31 4.71
2002-09-30 4.49
2002-10-31 4.61
2002-11-30 4.64
2002-12-31 4.57
2003-01-31 4.37
2003-02-28 4.25
2003-03-31 4.33
2003-04-30 4.47
2003-05-31 4.22
2003-06-30 4.11
2003-07-31 4.4
2003-08-31 4.58
2003-09-30 4.68
2003-10-31 4.89
2003-11-30 5.05
2003-12-31 4.89
2004-01-31 4.79
2004-02-29 4.81
2004-03-31 4.7
2004-04-30 4.95
2004-05-31 5.1
2004-06-30 5.19
2004-07-31 5.09
2004-08-31 4.98
2004-09-30 4.9
2004-10-31 4.77
2004-11-30 4.69
2004-12-31 4.5
2005-01-31 4.48
2005-02-28 4.61
2005-03-31 4.8
2005-04-30 4.63
2005-05-31 4.42
2005-06-30 4.28
2005-07-31 4.29
2005-08-31 4.31
2005-09-30 4.24
2005-10-31 4.37
2005-11-30 4.31
2005-12-31 4.21
2006-01-31 3.93
2006-02-28 4.05
2006-03-31 4.3
2006-04-30 4.4
2006-05-31 4.6
2006-06-30 4.65
2006-07-31 4.64
2006-08-31 4.63
2006-09-30 4.49
2006-10-31 4.61
2006-11-30 4.52
2006-12-31 4.59
2007-01-31 4.83
2007-02-28 4.9
2007-03-31 4.81
2007-04-30 4.97