Quarterly Millions of US Dollars
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 0
1981-07-01 0
1981-10-01 0
1982-01-01 0
1982-04-01 0
1982-07-01 0
1982-10-01 0
1983-01-01 0
1983-04-01 0
1983-07-01 190
1983-10-01 183
1984-01-01 193
1984-04-01 180
1984-07-01 0
1984-10-01 0
1985-01-01 0
1985-04-01 0
1985-07-01 46
1985-10-01 150
1986-01-01 511
1986-04-01 881
1986-07-01 1244
1986-10-01 1923
1987-01-01 2133
1987-04-01 1766
1987-07-01 1615
1987-10-01 828
1988-01-01 650
1988-04-01 887
1988-07-01 631
1988-10-01 647
1989-01-01 229
1989-04-01 0
1989-07-01 125
1989-10-01 129
1990-01-01 907
1990-04-01 1217
1990-07-01 1491
1990-10-01 2013
1991-01-01 1318
1991-04-01 1126
1991-07-01 1163
1991-10-01 1314
1992-01-01 1580
1992-04-01 1867
1992-07-01 1771
1992-10-01 1495
1993-01-01 1206
1993-04-01 1413
1993-07-01 2599
1993-10-01 2321
1994-01-01 2302
1994-04-01 1586
1994-07-01 1781
1994-10-01 1839
1995-01-01 4316
1995-04-01 4875
1995-07-01 5069
1995-10-01 4804
1996-01-01 3463
1996-04-01 2898
1996-07-01 1719
1996-10-01 1656
1997-01-01 1564
1997-04-01 2292
1997-07-01 2593
1997-10-01 2915
1998-01-01 2448
1998-04-01 1810
1998-07-01 1639
1998-10-01 2753
1999-01-01 3047
1999-04-01 2858
1999-07-01 2689
1999-10-01 1007
2000-01-01 1137
2000-04-01 856
2000-07-01 1105
2000-10-01 1688
2001-01-01 1725
2001-04-01 2966
2001-07-01 2682
2001-10-01 2026
2002-01-01 1289
2002-04-01 0
2002-07-01 0
2002-10-01 1536
2003-01-01 1557
2003-04-01 1584
2003-07-01 1596
2003-10-01 701
2004-01-01 722
2004-04-01 689
2004-07-01 1178
2004-10-01 500
2005-01-01 500
2005-04-01 500
2005-07-01 6021
2005-10-01 5899
2006-01-01 6052
2006-04-01 6357
2006-07-01 0
2006-10-01 0
2007-01-01 812
2007-04-01 824
2007-07-01 865
2007-10-01 898
2008-01-01 0
2008-04-01 0
2008-07-01 0
2008-10-01 1
2009-01-01 0
2009-04-01 500
2009-07-01 500
2009-10-01 500
2010-01-01 500
2010-04-01 0
2010-07-01 6824
2010-10-01 6681
2011-01-01 14207
2011-04-01 14453
2011-07-01 15503
2011-10-01 14939
2012-01-01 15356
2012-04-01 14653
2012-07-01 8530
2012-10-01 8663
2013-01-01 9145
2013-04-01 9233
2013-07-01 8718
2013-10-01 8876
2014-01-01 4215
2014-04-01 4633
2014-07-01 3274
2014-10-01 3229
2015-01-01 4656
2015-04-01 4492
2015-07-01 4610
2015-10-01 4480
2016-01-01 114
2016-04-01 694
2016-07-01 1586
2016-10-01 1498
2017-01-01 3519
2017-04-01 4023
2017-07-01 3012
2017-10-01 3823
2018-01-01 1857
2018-04-01 819