Month Millions of Dollars 1985-01-01 348.6 1985-02-01 315.0 1985-03-01 324.2 1985-04-01 308.9 1985-05-01 295.7 1985-06-01 77.8 1985-07-01 43.8 1985-08-01 67.3 1985-09-01 50.3 1985-10-01 96.0 1985-11-01 292.1 1985-12-01 203.1 1986-01-01 139.2 1986-02-01 271.8 1986-03-01 171.6 1986-04-01 184.4 1986-05-01 74.9 1986-06-01 90.1 1986-07-01 55.1 1986-08-01 66.5 1986-09-01 40.8 1986-10-01 62.0 1986-11-01 44.2 1986-12-01 47.0 1987-01-01 31.4 1987-02-01 51.2 1987-03-01 67.9 1987-04-01 168.7 1987-05-01 196.6 1987-06-01 135.5 1987-07-01 200.8 1987-08-01 144.0 1987-09-01 64.2 1987-10-01 54.3 1987-11-01 104.8 1987-12-01 260.3 1988-01-01 274.4 1988-02-01 322.1 1988-03-01 332.6 1988-04-01 321.4 1988-05-01 323.0 1988-06-01 140.7 1988-07-01 64.4 1988-08-01 130.1 1988-09-01 109.8 1988-10-01 218.4 1988-11-01 259.4 1988-12-01 272.8 1989-01-01 388.4 1989-02-01 468.6 1989-03-01 613.5 1989-04-01 462.9 1989-05-01 461.4 1989-06-01 408.0 1989-07-01 224.5 1989-08-01 137.0 1989-09-01 86.1 1989-10-01 157.1 1989-11-01 423.5 1989-12-01 452.5 1990-01-01 408.2 1990-02-01 385.1 1990-03-01 415.8 1990-04-01 428.4 1990-05-01 343.7 1990-06-01 424.1 1990-07-01 170.8 1990-08-01 50.7 1990-09-01 79.1 1990-10-01 84.1 1990-11-01 144.1 1990-12-01 152.9 1991-01-01 218.6 1991-02-01 388.9 1991-03-01 511.6 1991-04-01 298.5 1991-05-01 156.5 1991-06-01 117.8 1991-07-01 202.6 1991-08-01 254.6 1991-09-01 271.0 1991-10-01 395.4 1991-11-01 407.6 1991-12-01 356.0 1992-01-01 391.8 1992-02-01 213.5 1992-03-01 95.6 1992-04-01 95.0 1992-05-01 54.0 1992-06-01 51.7 1992-07-01 41.5 1992-08-01 31.9 1992-09-01 19.1 1992-10-01 16.7 1992-11-01 11.3 1992-12-01 13.1 1993-01-01 0.0 1993-02-01 0.0 1993-03-01 0.0 1993-04-01 0.0 1993-05-01 0.0 1993-06-01 0.0 1993-07-01 0.0 1993-08-01 0.0 1993-09-01 0.0 1993-10-01 0.0 1993-11-01 0.0 1993-12-01 0.0 1994-01-01 0.0 1994-02-01 0.0 1994-03-01 0.0 1994-04-01 0.0 1994-05-01 0.0 1994-06-01 0.0 1994-07-01 0.0 1994-08-01 0.0 1994-09-01 0.0 1994-10-01 0.0 1994-11-01 0.0 1994-12-01 0.0 1995-01-01 0.0 1995-02-01 0.0 1995-03-01 0.0 1995-04-01 0.0 1995-05-01 0.0 1995-06-01 0.0 1995-07-01 0.0 1995-08-01 0.0 1995-09-01 0.0 1995-10-01 0.0 1995-11-01 0.0 1995-12-01 0.0 1996-01-01 0.0 1996-02-01 0.0 1996-03-01 0.0 1996-04-01 0.0 1996-05-01 0.0 1996-06-01 0.0 1996-07-01 0.0 1996-08-01 0.0 1996-09-01 0.0 1996-10-01 0.0 1996-11-01 0.0 1996-12-01 0.0 2003-01-01 0.0 2003-02-01 0.0 2003-03-01 0.0 2003-04-01 0.0 2003-05-01 0.0 2003-06-01 0.0 2003-07-01 0.0 2003-08-01 0.0 2003-09-01 0.0 2003-10-01 0.0 2003-11-01 0.0 2003-12-01 0.0