Month	Millions of Dollars
1992-01-01	14.0
1992-02-01	16.6
1992-03-01	21.7
1992-04-01	18.3
1992-05-01	16.9
1992-06-01	18.5
1992-07-01	24.7
1992-08-01	19.4
1992-09-01	21.3
1992-10-01	25.0
1992-11-01	19.2
1992-12-01	25.7
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