Quarterly Average 1990 = 100
1975-03-31 135.22
1975-06-30 126.36
1975-09-30 127.6
1975-12-31 126.05
1976-03-31 122.92
1976-06-30 117.67
1976-09-30 110.96
1976-12-31 111.74
1977-03-31 113.03
1977-06-30 112.41
1977-09-30 113.88
1977-12-31 116.81
1978-03-31 112.13
1978-06-30 112.48
1978-09-30 113.36
1978-12-31 113.89
1979-03-31 116.15
1979-06-30 113.12
1979-09-30 115.42
1979-12-31 115.53
1980-03-31 111.15
1980-06-30 113.12
1980-09-30 110.96
1980-12-31 104.82
1981-03-31 102.2
1981-06-30 100.54
1981-09-30 104.74
1981-12-31 103.04
1982-03-31 100.27
1982-06-30 101.12
1982-09-30 99.66
1982-12-31 102.49
1983-03-31 100.4
1983-06-30 96.65
1983-09-30 94.83
1983-12-31 93.51
1984-03-31 95.19
1984-06-30 93.62
1984-09-30 93.14
1984-12-31 94.28
1985-03-31 93.66
1985-06-30 93.18
1985-09-30 95.71
1985-12-31 98.18
1986-03-31 98.53
1986-06-30 100.58
1986-09-30 97.07
1986-12-31 98.5
1987-03-31 97.31
1987-06-30 97.04
1987-09-30 96.38
1987-12-31 97.82
1988-03-31 96.35
1988-06-30 95.35
1988-09-30 94.05
1988-12-31 93.98
1989-03-31 92.89
1989-06-30 94.16
1989-09-30 95
1989-12-31 99.71
1990-03-31 100.39
1990-06-30 99.4
1990-09-30 100.06
1990-12-31 100.9
1991-03-31 97.69
1991-06-30 96.97
1991-09-30 98.88
1991-12-31 100.7
1992-03-31 99.44
1992-06-30 100.25
1992-09-30 106.12
1992-12-31 105.23
1993-03-31 98.33
1993-06-30 94.81
1993-09-30 94.21
1993-12-31 95.71
1994-03-31 95.14
1994-06-30 97.17
1994-09-30 97.57
1994-12-31 97.36
1995-03-31 96.1
1995-06-30 97.44
1995-09-30 97.85
1995-12-31 97.55
1996-03-31 97.71
1996-06-30 99.75
1996-09-30 99.88
1996-12-31 103.3
1997-03-31 102.15
1997-06-30 98.8
1997-09-30 96.71
1997-12-31 95.45
1998-03-31 91.89
1998-06-30 93.72
1998-09-30 96.24
1998-12-31 95.61
1999-03-31 92.52
1999-06-30 91.1
1999-09-30 90.75
1999-12-31 88.37
2000-03-31 86.54
2000-06-30 88.21
2000-09-30 85.32
2000-12-31 88.01
2001-03-31 87.24
2001-06-30 85.65
2001-09-30 87.55
2001-12-31 87.12