Month	Millions of Dollars
1985-01-01	41.1
1985-02-01	29.5
1985-03-01	27.7
1985-04-01	33.1
1985-05-01	45.2
1985-06-01	56.0
1985-07-01	40.0
1985-08-01	70.2
1985-09-01	48.7
1985-10-01	41.9
1985-11-01	34.3
1985-12-01	127.0
1986-01-01	37.6
1986-02-01	17.0
1986-03-01	44.3
1986-04-01	29.7
1986-05-01	34.8
1986-06-01	35.7
1986-07-01	30.6
1986-08-01	34.2
1986-09-01	36.6
1986-10-01	57.3
1986-11-01	93.4
1986-12-01	76.8
1987-01-01	25.6
1987-02-01	28.6
1987-03-01	44.7
1987-04-01	65.3
1987-05-01	36.7
1987-06-01	48.6
1987-07-01	47.3
1987-08-01	24.6
1987-09-01	44.4
1987-10-01	35.8
1987-11-01	28.8
1987-12-01	30.8
1988-01-01	25.2
1988-02-01	16.1
1988-03-01	111.7
1988-04-01	68.2
1988-05-01	50.6
1988-06-01	37.0
1988-07-01	27.2
1988-08-01	35.9
1988-09-01	33.5
1988-10-01	20.3
1988-11-01	56.7
1988-12-01	47.2
1989-01-01	35.6
1989-02-01	28.9
1989-03-01	66.0
1989-04-01	63.3
1989-05-01	32.7
1989-06-01	38.0
1989-07-01	30.1
1989-08-01	34.3
1989-09-01	47.3
1989-10-01	57.4
1989-11-01	36.0
1989-12-01	29.4
1990-01-01	31.9
1990-02-01	83.4
1990-03-01	36.2
1990-04-01	27.3
1990-05-01	40.6
1990-06-01	27.1
1990-07-01	36.0
1990-08-01	43.0
1990-09-01	66.2
1990-10-01	36.6
1990-11-01	72.7
1990-12-01	64.0
1991-01-01	35.6
1991-02-01	40.5
1991-03-01	35.0
1991-04-01	26.5
1991-05-01	45.4
1991-06-01	37.1
1991-07-01	21.2
1991-08-01	28.6
1991-09-01	30.7
1991-10-01	17.7
1991-11-01	22.7
1991-12-01	29.5
1992-01-01	28.7
1992-02-01	25.0
1992-03-01	47.8
1992-04-01	39.8
1992-05-01	20.2
1992-06-01	5.1
1992-07-01	0.0
1992-08-01	0.0
1992-09-01	0.0
1992-10-01	0.0
1992-11-01	0.0
1992-12-01	0.0
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