Quarterly Millions of US Dollars
1969-10-01 0
1970-01-01 0
1970-04-01 0
1970-07-01 0
1970-10-01 0
1971-01-01 0
1971-04-01 0
1971-07-01 0
1971-10-01 0
1972-01-01 0
1972-04-01 0
1972-07-01 0
1972-10-01 0
1973-01-01 0
1973-04-01 0
1973-07-01 0
1973-10-01 0
1974-01-01 0
1974-04-01 0
1974-07-01 0
1974-10-01 0
1975-01-01 0
1975-04-01 8
1975-07-01 8
1975-10-01 8
1976-01-01 8
1976-04-01 8
1976-07-01 8
1976-10-01 8
1977-01-01 8
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 80
1980-10-01 87
1981-01-01 84
1981-04-01 106
1981-07-01 58
1981-10-01 56
1982-01-01 52
1982-04-01 24
1982-07-01 64
1982-10-01 140
1983-01-01 184
1983-04-01 182
1983-07-01 457
1983-10-01 370
1984-01-01 353
1984-04-01 377
1984-07-01 61
1984-10-01 143
1985-01-01 175
1985-04-01 236
1985-07-01 300
1985-10-01 424
1986-01-01 800
1986-04-01 1089
1986-07-01 1596
1986-10-01 2264
1987-01-01 2418
1987-04-01 2040
1987-07-01 1720
1987-10-01 926
1988-01-01 746
1988-04-01 1056
1988-07-01 1207
1988-10-01 1555
1989-01-01 1285
1989-04-01 1088
1989-07-01 1118
1989-10-01 1156
1990-01-01 2191
1990-04-01 2517
1990-07-01 2726
1990-10-01 3205
1991-01-01 2889
1991-04-01 3009
1991-07-01 3474
1991-10-01 4361
1992-01-01 4275
1992-04-01 5000
1992-07-01 5239
1992-10-01 4097
1993-01-01 4290
1993-04-01 5218
1993-07-01 7791
1993-10-01 7554
1994-01-01 7382
1994-04-01 5243
1994-07-01 6637
1994-10-01 6314
1995-01-01 9497
1995-04-01 11583
1995-07-01 11967
1995-10-01 12553
1996-01-01 11831
1996-04-01 10782
1996-07-01 7439
1996-10-01 11164
1997-01-01 10176
1997-04-01 11313
1997-07-01 12951
1997-10-01 12878
1998-01-01 13593
1998-04-01 13204
1998-07-01 12359
1998-10-01 15352
1999-01-01 13969
1999-04-01 12927
1999-07-01 15725
1999-10-01 13832
2000-01-01 15567
2000-04-01 17549
2000-07-01 16053
2000-10-01 20853
2001-01-01 23126
2001-04-01 23674
2001-07-01 22092
2001-10-01 18030
2002-01-01 14962
2002-04-01 16409
2002-07-01 15969
2002-10-01 18582
2003-01-01 24584
2003-04-01 27768
2003-07-01 26643
2003-10-01 28151
2004-01-01 32258
2004-04-01 29200
2004-07-01 31673
2004-10-01 34331
2005-01-01 28597
2005-04-01 25455
2005-07-01 36062
2005-10-01 32373
2006-01-01 38169
2006-04-01 38751
2006-07-01 35020
2006-10-01 39771
2007-01-01 43248
2007-04-01 41485
2007-07-01 43358
2007-10-01 50578
2008-01-01 53695
2008-04-01 58141
2008-07-01 52624
2008-10-01 43138
2009-01-01 54116
2009-04-01 52021
2009-07-01 47789
2009-10-01 45939
2010-01-01 46159
2010-04-01 38854
2010-07-01 55552
2010-10-01 59043
2011-01-01 67379
2011-04-01 66329
2011-07-01 58905
2011-10-01 47801
2012-01-01 59135
2012-04-01 55962
2012-07-01 49980
2012-10-01 49781
2013-01-01 47777
2013-04-01 61376
2013-07-01 68362
2013-10-01 69772
2014-01-01 49346
2014-04-01 39760
2014-07-01 38981
2014-10-01 39963
2015-01-01 47384
2015-04-01 46641
2015-07-01 44333
2015-10-01 53006
2016-01-01 55454
2016-04-01 52785
2016-07-01 57580
2016-10-01 49055
2017-01-01 47219
2017-04-01 46255
2017-07-01 44504
2017-10-01 45589
2018-01-01 49696
2018-04-01 43519