Quarterly Average 1990 = 100
1975-03-31 62.72
1975-06-30 62.05
1975-09-30 60.77
1975-12-31 60.85
1976-03-31 62.88
1976-06-30 65.51
1976-09-30 66.34
1976-12-31 69.71
1977-03-31 69.99
1977-06-30 70.81
1977-09-30 72.31
1977-12-31 73.39
1978-03-31 75.45
1978-06-30 75.12
1978-09-30 74.27
1978-12-31 77.25
1979-03-31 78.15
1979-06-30 77.63
1979-09-30 78.44
1979-12-31 80.8
1980-03-31 80.55
1980-06-30 79.59
1980-09-30 79.43
1980-12-31 77.13
1981-03-31 75.5
1981-06-30 75.35
1981-09-30 75.17
1981-12-31 78.38
1982-03-31 78.29
1982-06-30 80.31
1982-09-30 81.08
1982-12-31 82.66
1983-03-31 84.9
1983-06-30 85.19
1983-09-30 84.02
1983-12-31 84.29
1984-03-31 84.65
1984-06-30 84.9
1984-09-30 83.99
1984-12-31 83.44
1985-03-31 83.05
1985-06-30 83.55
1985-09-30 85.02
1985-12-31 87
1986-03-31 89.56
1986-06-30 90.34
1986-09-30 92.68
1986-12-31 95.2
1987-03-31 97.57
1987-06-30 96.87
1987-09-30 96.71
1987-12-31 97.9
1988-03-31 97.81
1988-06-30 96.83
1988-09-30 95.62
1988-12-31 96.24
1989-03-31 95.04
1989-06-30 95.07
1989-09-30 95.36
1989-12-31 98.06
1990-03-31 100.1
1990-06-30 99.78
1990-09-30 99.49
1990-12-31 100.63
1991-03-31 100.61
1991-06-30 97.95
1991-09-30 98.27
1991-12-31 99.8
1992-03-31 100.06
1992-06-30 99.97
1992-09-30 102.63
1992-12-31 105.73
1993-03-31 106.6
1993-06-30 105.43
1993-09-30 105.79
1993-12-31 106.59
1994-03-31 104.72
1994-06-30 105.52
1994-09-30 107.53
1994-12-31 107.77
1995-03-31 111.07
1995-06-30 112.88
1995-09-30 111.54
1995-12-31 112.07
1996-03-31 110.61
1996-06-30 108.5
1996-09-30 108.95
1996-12-31 107.52
1997-03-31 105.65
1997-06-30 104.38
1997-09-30 102.31
1997-12-31 103.33
1998-03-31 102.71
1998-06-30 103.76
1998-09-30 104.77
1998-12-31 105.37
1999-03-31 103.79
1999-06-30 102.33
1999-09-30 101.64
1999-12-31 100.52
2000-03-31 99.32
2000-06-30 97.99
2000-09-30 97.5
2000-12-31 96.65
2001-03-31 99.09
2001-06-30 98.02
2001-09-30 98.41
2001-12-31 98.57