Month Average 1990 = 100 1975-01-31 134.91 1975-02-28 134.94 1975-03-31 135.09 1975-04-30 134.38 1975-05-31 131.46 1975-06-30 129.63 1975-07-31 129.05 1975-08-31 128.52 1975-09-30 128.45 1975-10-31 126.72 1975-11-30 126.5 1975-12-31 126.02 1976-01-31 126.25 1976-02-29 126.54 1976-03-31 124.11 1976-04-30 120.09 1976-05-31 118.53 1976-06-30 116.87 1976-07-31 117.93 1976-08-31 117.43 1976-09-30 114.31 1976-10-31 109.69 1976-11-30 109.51 1976-12-31 111.02 1977-01-31 112.85 1977-02-28 112.84 1977-03-31 113.03 1977-04-30 112.88 1977-05-31 112.71 1977-06-30 112.67 1977-07-31 111.97 1977-08-31 113.38 1977-09-30 114.04 1977-10-31 114.2 1977-11-30 115.5 1977-12-31 115.43 1978-01-31 117.8 1978-02-28 117.62 1978-03-31 115.13 1978-04-30 112.34 1978-05-31 112.41 1978-06-30 112.25 1978-07-31 113.2 1978-08-31 113.29 1978-09-30 113.49 1978-10-31 112.38 1978-11-30 112.69 1978-12-31 113.36 1979-01-31 113.41 1979-02-28 113.66 1979-03-31 115.23 1979-04-30 114.79 1979-05-31 113.37 1979-06-30 112.84 1979-07-31 112.57 1979-08-31 112.43 1979-09-30 114.18 1979-10-31 115.06 1979-11-30 115.51 1979-12-31 115.39 1980-01-31 114.76 1980-02-29 113.83 1980-03-31 112.03 1980-04-30 111.95 1980-05-31 112.3 1980-06-30 112.73 1980-07-31 113.56 1980-08-31 112.78 1980-09-30 111.86 1980-10-31 109.58 1980-11-30 106.94 1980-12-31 105.81 1981-01-31 103.88 1981-02-28 101.52 1981-03-31 102.35 1981-04-30 101.95 1981-05-31 100.47 1981-06-30 100.42 1981-07-31 100.55 1981-08-31 100.4 1981-09-30 103.76 1981-10-31 104.25 1981-11-30 103.32 1981-12-31 102.77 1982-01-31 101.82 1982-02-28 100.86 1982-03-31 101.5 1982-04-30 100.9 1982-05-31 102.18 1982-06-30 101.04 1982-07-31 100.83 1982-08-31 100.81 1982-09-30 100.26 1982-10-31 100.09 1982-11-30 100.68 1982-12-31 101.95 1983-01-31 103.1 1983-02-28 103.19 1983-03-31 102.92 1983-04-30 98.75 1983-05-31 97.52 1983-06-30 96.3 1983-07-31 95.99 1983-08-31 94.94 1983-09-30 94.55 1983-10-31 94.92 1983-11-30 94.02 1983-12-31 93.59 1984-01-31 92.85 1984-02-29 93.83 1984-03-31 94.79 1984-04-30 94.61 1984-05-31 93.66 1984-06-30 93.92 1984-07-31 93.71 1984-08-31 93.61 1984-09-30 93.08 1984-10-31 93.34 1984-11-30 94.05 1984-12-31 94.2 1985-01-31 94.71 1985-02-28 93.82 1985-03-31 93.31 1985-04-30 93.89 1985-05-31 93.43 1985-06-30 93.32 1985-07-31 93.58 1985-08-31 95.09 1985-09-30 94.56 1985-10-31 96.11 1985-11-30 96.42 1985-12-31 97.6 1986-01-31 98.58 1986-02-28 99.86 1986-03-31 100.26 1986-04-30 100.13 1986-05-31 100.76 1986-06-30 100.54 1986-07-31 101.09 1986-08-31 96.51 1986-09-30 96.39 1986-10-31 97.58 1986-11-30 97.44 1986-12-31 97.94 1987-01-31 98.4 1987-02-28 98.45 1987-03-31 97.03 1987-04-30 96.66 1987-05-31 96.75 1987-06-30 96.87 1987-07-31 96.63 1987-08-31 96.33 1987-09-30 96.49 1987-10-31 96.59 1987-11-30 97.36 1987-12-31 97.58 1988-01-31 97.35 1988-02-29 96.98 1988-03-31 96.63 1988-04-30 95.87 1988-05-31 95.35 1988-06-30 95.44 1988-07-31 94.71 1988-08-31 93.7 1988-09-30 94.58 1988-10-31 94.49 1988-11-30 94.8 1988-12-31 94.37 1989-01-31 93.1 1989-02-28 92.76 1989-03-31 93.2 1989-04-30 93.32 1989-05-31 93.03 1989-06-30 93.74 1989-07-31 94.45 1989-08-31 94.02 1989-09-30 93.93 1989-10-31 95.71 1989-11-30 96.71 1989-12-31 98.57 1990-01-31 99.24 1990-02-28 99.14 1990-03-31 100.21 1990-04-30 101.14 1990-05-31 100.88 1990-06-30 99.51 1990-07-31 99.01 1990-08-31 99.61 1990-09-30 99.79 1990-10-31 99.85 1990-11-30 100.84 1990-12-31 101 1991-01-31 100.44 1991-02-28 100.57 1991-03-31 99.07 1991-04-30 97.51 1991-05-31 97.71 1991-06-30 97.3 1991-07-31 97.22 1991-08-31 97.74 1991-09-30 98.32 1991-10-31 98.47 1991-11-30 99.54 1991-12-31 100.34 1992-01-31 99.99 1992-02-29 99.54 1992-03-31 99.33 1992-04-30 99.13 1992-05-31 99 1992-06-30 99.61 1992-07-31 101.1 1992-08-31 101.9 1992-09-30 103.48 1992-10-31 106.1 1992-11-30 105.67 1992-12-31 105.95 1993-01-31 105.59 1993-02-28 98.55 1993-03-31 97.81 1993-04-30 97.65 1993-05-31 96.86 1993-06-30 96.15 1993-07-31 94.18 1993-08-31 92.97 1993-09-30 93.53 1993-10-31 94.46 1993-11-30 94.52 1993-12-31 95.34 1994-01-31 96.88 1994-02-28 95.85 1994-03-31 95.53 1994-04-30 95.84 1994-05-31 96.63 1994-06-30 97 1994-07-31 96.88 1994-08-31 96.66 1994-09-30 97.02 1994-10-31 97.87 1994-11-30 97.52 1994-12-31 97.45 1995-01-31 97.47 1995-02-28 97.14 1995-03-31 96.2 1995-04-30 96.7 1995-05-31 97.35 1995-06-30 97.35 1995-07-31 97.56 1995-08-31 97.72 1995-09-30 97.82 1995-10-31 97.54 1995-11-30 97.27 1995-12-31 97.43 1996-01-31 97.82 1996-02-29 97.82 1996-03-31 97.6 1996-04-30 98.05 1996-05-31 98.62 1996-06-30 99.31 1996-07-31 99.6 1996-08-31 99.52 1996-09-30 100 1996-10-31 99.98 1996-11-30 101.5 1996-12-31 102.5 1997-01-31 102.57 1997-02-28 102.86 1997-03-31 102.57 1997-04-30 101.71 1997-05-31 98.65 1997-06-30 98.45 1997-07-31 98.92 1997-08-31 98.78 1997-09-30 99.34 1997-10-31 97.09 1997-11-30 97.81 1997-12-31 96.58 1998-01-31 93.26 1998-02-28 92.61 1998-03-31 92.04 1998-04-30 93.13 1998-05-31 94.85 1998-06-30 94.45 1998-07-31 94.32 1998-08-31 94.79 1998-09-30 95.78 1998-10-31 96.56 1998-11-30 95.57 1998-12-31 95.59 1999-01-31 95.15 1999-02-28 93.95 1999-03-31 92.83 1999-04-30 92.21 1999-05-31 91.93 1999-06-30 91.03 1999-07-31 91.28 1999-08-31 91.6 1999-09-30 90.54 1999-10-31 90.77 1999-11-30 89.68 1999-12-31 88.79 2000-01-31 88.49 2000-02-29 88.01 2000-03-31 87.36 2000-04-30 86.38 2000-05-31 85.86 2000-06-30 87.9 2000-07-31 87.51 2000-08-31 86.15 2000-09-30 85.47 2000-10-31 84.39 2000-11-30 85.02 2000-12-31 86.51 2001-01-31 88.44 2001-02-28 88.1 2001-03-31 87.93 2001-04-30 87.36 2001-05-31 86.56 2001-06-30 85.94 2001-07-31 86.18 2001-08-31 87.69 2001-09-30 87.65 2001-10-31 87.68 2001-11-30 87.09 2001-12-31 87.37