Quarterly Millions of US Dollars
1975-04-01 0
1975-07-01 0
1975-10-01 0
1976-01-01 0
1976-04-01 0
1976-07-01 0
1976-10-01 0
1977-01-01 0
1977-04-01 0
1977-07-01 0
1977-10-01 0
1978-01-01 0
1978-04-01 0
1978-07-01 0
1978-10-01 0
1979-01-01 0
1979-04-01 0
1979-07-01 0
1979-10-01 0
1980-01-01 0
1980-04-01 0
1980-07-01 0
1980-10-01 0
1981-01-01 0
1981-04-01 16
1981-07-01 41
1981-10-01 41
1982-01-01 41
1982-04-01 55
1982-07-01 30
1982-10-01 30
1983-01-01 30
1983-04-01 67
1983-07-01 104
1983-10-01 103
1984-01-01 163
1984-04-01 90
1984-07-01 50
1984-10-01 99
1985-01-01 134
1985-04-01 207
1985-07-01 225
1985-10-01 219
1986-01-01 139
1986-04-01 151
1986-07-01 172
1986-10-01 141
1987-01-01 161
1987-04-01 58
1987-07-01 41
1987-10-01 92
1988-01-01 71
1988-04-01 94
1988-07-01 133
1988-10-01 196
1989-01-01 198
1989-04-01 165
1989-07-01 296
1989-10-01 179
1990-01-01 154
1990-04-01 160
1990-07-01 0
1990-10-01 0
1991-01-01 0
1991-04-01 0
1991-07-01 0
1991-10-01 36
1992-01-01 41
1992-04-01 136
1992-07-01 166
1992-10-01 802
1993-01-01 824
1993-04-01 1042
1993-07-01 2029
1993-10-01 1568
1994-01-01 2195
1994-04-01 2080
1994-07-01 2425
1994-10-01 2700
1995-01-01 2192
1995-04-01 2286
1995-07-01 2439
1995-10-01 3493
1996-01-01 3179
1996-04-01 3189
1996-07-01 3392
1996-10-01 4348
1997-01-01 4602
1997-04-01 4790
1997-07-01 4937
1997-10-01 11997
1998-01-01 12231
1998-04-01 12850
1998-07-01 12310
1998-10-01 5057
1999-01-01 4560
1999-04-01 6164
1999-07-01 7260
1999-10-01 8001
2000-01-01 10504
2000-04-01 30444
2000-07-01 30802
2000-10-01 30373
2001-01-01 29696
2001-04-01 4849
2001-07-01 5178
2001-10-01 3988
2002-01-01 4799
2002-04-01 5247
2002-07-01 4708
2002-10-01 5055
2003-01-01 5567
2003-04-01 8859
2003-07-01 10593
2003-10-01 11081
2004-01-01 9448
2004-04-01 47198
2004-07-01 45436
2004-10-01 46321
2005-01-01 44150
2005-04-01 1703
2005-07-01 1691
2005-10-01 1769
2006-01-01 3077
2006-04-01 3676
2006-07-01 4535
2006-10-01 4402
2007-01-01 4483
2007-04-01 4899
2007-07-01 4267
2007-10-01 11121
2008-01-01 9925
2008-04-01 9362
2008-07-01 11011
2008-10-01 4669
2009-01-01 4825
2009-04-01 4376
2009-07-01 2848
2009-10-01 3326
2010-01-01 2708
2010-04-01 2216
2010-07-01 2667
2010-10-01 1925
2011-01-01 3019
2011-04-01 3051
2011-07-01 2231
2011-10-01 1892
2012-01-01 862
2012-04-01 379
2012-07-01 204
2012-10-01 927
2013-01-01 920
2013-04-01 917
2013-07-01 1369
2013-10-01 1397
2014-01-01 1299
2014-04-01 2563
2014-07-01 2116
2014-10-01 2330
2015-01-01 2331
2015-04-01 1356
2015-07-01 2135
2015-10-01 1688
2016-01-01 3964
2016-04-01 21585
2016-07-01 21383
2016-10-01 20947
2017-01-01 18891
2017-04-01 3493
2017-07-01 3422
2017-10-01 4206
2018-01-01 4278
2018-04-01 5781