Monthly
1998-01-31 7.51
1998-02-28 7.53
1998-03-31 7.42
1998-04-30 7.39
1998-05-31 7.29
1998-06-30 7.11
1998-07-31 7.37
1998-08-31 7.56
1998-09-30 7.39
1998-10-31 6.88
1998-11-30 6.71
1998-12-31 6.59
1999-01-31 6.52
1999-02-28 5.85
1999-03-31 5.81
1999-04-30 5.87
1999-05-31 5.88
1999-06-30 5.87
1999-07-31 6.17
1999-08-31 6.28
1999-09-30 6.68
1999-10-31 6.75
1999-11-30 7.09
1999-12-31 7.19
2000-01-31 7.19
2000-02-29 7.33
2000-03-31 7.34
2000-04-30 7.19
2000-05-31 7.07
2000-06-30 7.1
2000-07-31 7.09
2000-08-31 6.9
2000-09-30 6.83
2000-10-31 6.82
2000-11-30 6.69
2000-12-31 6.36
2001-01-31 6.19
2001-02-28 6.1
2001-03-31 6.09
2001-04-30 5.98
2001-05-31 5.94
2001-06-30 5.97
2001-07-31 6.15
2001-08-31 6.18
2001-09-30 5.86
2001-10-31 5.76
2001-11-30 5.75
2001-12-31 5.64
2002-01-31 5.66
2002-02-28 5.9
2002-03-31 5.82
2002-04-30 5.92
2002-05-31 5.94
2002-06-30 5.86
2002-07-31 5.81
2002-08-31 5.59
2002-09-30 5.28
2002-10-31 5.1
2002-11-30 5.1
2002-12-31 5.32
2003-01-31 5.21
2003-02-28 4.84
2003-03-31 4.86
2003-04-30 4.87
2003-05-31 4.68
2003-06-30 4.53
2003-07-31 4.7
2003-08-31 5.17
2003-09-30 5.48
2003-10-31 5.81
2003-11-30 5.89
2003-12-31 5.65
2004-01-31 5.62
2004-02-29 5.38
2004-03-31 5.39
2004-04-30 5.5
2004-05-31 5.61
2004-06-30 6.2
2004-07-31 6.11
2004-08-31 6.11
2004-09-30 5.99
2004-10-31 5.92
2004-11-30 5.91
2004-12-31 5.47
2005-01-31 5.45
2005-02-28 5.53
2005-03-31 5.49
2005-04-30 5.53
2005-05-31 5.5
2005-06-30 5.25
2005-07-31 5.1
2005-08-31 5.07
2005-09-30 4.89
2005-10-31 4.92
2005-11-30 5.05
2005-12-31 5.1
2006-01-31 5.06
2006-02-28 5.05
2006-03-31 5.1
2006-04-30 5.2
2006-05-31 5.36
2006-06-30 5.53
2006-07-31 5.57
2006-08-31 5.63
2006-09-30 5.62
2006-10-31 5.61
2006-11-30 5.6
2006-12-31 5.61
2007-01-31 5.76
2007-02-28 5.93
2007-03-31 6.09
2007-04-30 6.19
2007-05-31 6.17
2007-06-30 6.35
2007-07-31 6.46
2007-08-31 6.77
2007-09-30 6.75
2007-10-31 6.71
2007-11-30 6.77
2007-12-31 6.91