Month Average 1990 = 100 1975-01-31 196.37 1975-02-28 195.09 1975-03-31 197.24 1975-04-30 198.54 1975-05-31 198.61 1975-06-30 198.72 1975-07-31 200.24 1975-08-31 200.43 1975-09-30 200.07 1975-10-31 198.36 1975-11-30 199.45 1975-12-31 199.19 1976-01-31 178.68 1976-02-29 176.55 1976-03-31 163.51 1976-04-30 153.07 1976-05-31 165.92 1976-06-30 166.24 1976-07-31 167.37 1976-08-31 165.68 1976-09-30 160.36 1976-10-31 159.97 1976-11-30 159.12 1976-12-31 155.29 1977-01-31 155.8 1977-02-28 155.01 1977-03-31 154.17 1977-04-30 153.35 1977-05-31 153.66 1977-06-30 153.02 1977-07-31 153.53 1977-08-31 154.51 1977-09-30 153.98 1977-10-31 151.12 1977-11-30 150.71 1977-12-31 145.02 1978-01-31 146 1978-02-28 145.92 1978-03-31 144.37 1978-04-30 144.81 1978-05-31 145.4 1978-06-30 145.06 1978-07-31 143.76 1978-08-31 142.57 1978-09-30 141.97 1978-10-31 137.01 1978-11-30 139.28 1978-12-31 136.21 1979-01-31 137.23 1979-02-28 136.6 1979-03-31 137.19 1979-04-30 137.98 1979-05-31 137.15 1979-06-30 136.79 1979-07-31 137.85 1979-08-31 138.34 1979-09-30 137.12 1979-10-31 136.39 1979-11-30 135.46 1979-12-31 136.35 1980-01-31 136.48 1980-02-29 136.51 1980-03-31 133.58 1980-04-30 133.57 1980-05-31 132.61 1980-06-30 131.65 1980-07-31 132.79 1980-08-31 130.92 1980-09-30 130.23 1980-10-31 128.74 1980-11-30 128.62 1980-12-31 127.57 1981-01-31 125.32 1981-02-28 125.11 1981-03-31 120.89 1981-04-30 120.62 1981-05-31 119.55 1981-06-30 119.04 1981-07-31 119.38 1981-08-31 118.48 1981-09-30 119.35 1981-10-31 115.6 1981-11-30 114.07 1981-12-31 114.76 1982-01-31 113.81 1982-02-28 113.84 1982-03-31 112.6 1982-04-30 111.95 1982-05-31 112.54 1982-06-30 111.92 1982-07-31 112.38 1982-08-31 111.74 1982-09-30 111.94 1982-10-31 110.39 1982-11-30 110.98 1982-12-31 112.82 1983-01-31 112.91 1983-02-28 113.12 1983-03-31 111.57 1983-04-30 110.62 1983-05-31 109.73 1983-06-30 110.44 1983-07-31 109.35 1983-08-31 108.45 1983-09-30 107.58 1983-10-31 107.31 1983-11-30 107.21 1983-12-31 106.92 1984-01-31 105.88 1984-02-29 105.73 1984-03-31 105.94 1984-04-30 105.54 1984-05-31 105.56 1984-06-30 106.01 1984-07-31 105.65 1984-08-31 104.72 1984-09-30 103.44 1984-10-31 103.97 1984-11-30 103.92 1984-12-31 104.65 1985-01-31 104.47 1985-02-28 102.83 1985-03-31 100.73 1985-04-30 100.26 1985-05-31 100.8 1985-06-30 100.86 1985-07-31 96.79 1985-08-31 97.21 1985-09-30 97.35 1985-10-31 97.82 1985-11-30 97.48 1985-12-31 98.66 1986-01-31 99.63 1986-02-28 100.97 1986-03-31 99.4 1986-04-30 100.28 1986-05-31 99.65 1986-06-30 100.16 1986-07-31 101.92 1986-08-31 102.53 1986-09-30 102.73 1986-10-31 103 1986-11-30 103.87 1986-12-31 104.1 1987-01-31 103.08 1987-02-28 102.94 1987-03-31 102.3 1987-04-30 101.51 1987-05-31 100.51 1987-06-30 100.24 1987-07-31 99.93 1987-08-31 100.08 1987-09-30 100.11 1987-10-31 99.42 1987-11-30 99.68 1987-12-31 100.06 1988-01-31 99.29 1988-02-29 99.17 1988-03-31 98.36 1988-04-30 97.67 1988-05-31 97.23 1988-06-30 97 1988-07-31 96.79 1988-08-31 96.55 1988-09-30 96.27 1988-10-31 97.06 1988-11-30 97.61 1988-12-31 97.63 1989-01-31 97.4 1989-02-28 97.3 1989-03-31 97.2 1989-04-30 97.62 1989-05-31 98.53 1989-06-30 99.14 1989-07-31 99.74 1989-08-31 99.41 1989-09-30 98.72 1989-10-31 98.94 1989-11-30 99.89 1989-12-31 99.46 1990-01-31 99.85 1990-02-28 100.15 1990-03-31 100.81 1990-04-30 101.49 1990-05-31 100.14 1990-06-30 100.33 1990-07-31 100.95 1990-08-31 99.55 1990-09-30 98.8 1990-10-31 98.99 1990-11-30 99.45 1990-12-31 99.5 1991-01-31 99.71 1991-02-28 99.9 1991-03-31 98.41 1991-04-30 98.7 1991-05-31 98.5 1991-06-30 97.77 1991-07-31 98.07 1991-08-31 98.06 1991-09-30 98.62 1991-10-31 98.35 1991-11-30 98.57 1991-12-31 99.07 1992-01-31 98.76 1992-02-29 98.72 1992-03-31 98.42 1992-04-30 98.31 1992-05-31 98.18 1992-06-30 98.66 1992-07-31 99.54 1992-08-31 99.53 1992-09-30 87.71 1992-10-31 89.51 1992-11-30 87.56 1992-12-31 83.91 1993-01-31 82.45 1993-02-28 79.24 1993-03-31 77.2 1993-04-30 81.27 1993-05-31 82.85 1993-06-30 82.99 1993-07-31 81.55 1993-08-31 80.32 1993-09-30 79.21 1993-10-31 79.02 1993-11-30 76.56 1993-12-31 76.82 1994-01-31 77.12 1994-02-28 76.4 1994-03-31 78.88 1994-04-30 79.26 1994-05-31 78.86 1994-06-30 77.05 1994-07-31 76.66 1994-08-31 76.9 1994-09-30 76.38 1994-10-31 75.36 1994-11-30 74.56 1994-12-31 73.81 1995-01-31 73.65 1995-02-28 69 1995-03-31 64.22 1995-04-30 65.24 1995-05-31 67.86 1995-06-30 66.96 1995-07-31 68.78 1995-08-31 70.76 1995-09-30 69.48 1995-10-31 69.88 1995-11-30 71.11 1995-12-31 70.95 1996-01-31 73.09 1996-02-29 73.92 1996-03-31 73.49 1996-04-30 75.68 1996-05-31 76.36 1996-06-30 76.8 1996-07-31 75.57 1996-08-31 76.39 1996-09-30 77.48 1996-10-31 77.08 1996-11-30 78.01 1996-12-31 77.94 1997-01-31 77.61 1997-02-28 75.6 1997-03-31 75.93 1997-04-30 76.17 1997-05-31 75.84 1997-06-30 76.43 1997-07-31 75.59 1997-08-31 75.9 1997-09-30 76.32 1997-10-31 76.1 1997-11-30 75.98 1997-12-31 75.67 1998-01-31 75.06 1998-02-28 75.23 1998-03-31 75.03 1998-04-30 75.51 1998-05-31 76.1 1998-06-30 75.81 1998-07-31 76.25 1998-08-31 76.08 1998-09-30 76.89 1998-10-31 76.53 1998-11-30 76.39 1998-12-31 76.36 1999-01-31 75.79 1999-02-28 75.41 1999-03-31 75.04 1999-04-30 74.71 1999-05-31 74.55 1999-06-30 74.4 1999-07-31 74.72 1999-08-31 74.38 1999-09-30 74.25 1999-10-31 73.98 1999-11-30 73.32 1999-12-31 73.17 2000-01-31 72.86 2000-02-29 72.83 2000-03-31 72.37 2000-04-30 71.76 2000-05-31 72.43 2000-06-30 72.82 2000-07-31 72.42 2000-08-31 71.78 2000-09-30 71.58 2000-10-31 71.03 2000-11-30 71.72 2000-12-31 72.8 2001-01-31 72.87 2001-02-28 72.87 2001-03-31 72.48 2001-04-30 72.46 2001-05-31 71.55 2001-06-30 71.78 2001-07-31 72.24 2001-08-31 72.68 2001-09-30 72.59 2001-10-31 72.53 2001-11-30 72.57 2001-12-31 72.52