Quarterly Millions of US Dollars
1976-01-01 17
1976-04-01 30
1976-10-01 35
1977-01-01 40
1977-07-01 6
1978-04-01 30
1979-04-01 25
1979-07-01 56
1981-04-01 -30
1981-10-01 -35
1982-07-01 -7
1984-04-01 -19
1985-10-01 -26
1986-01-01 -15
1986-10-01 -18
1987-04-01 -28
1987-07-01 -2
1988-04-01 -3
1989-01-01 -27
1989-07-01 -25
1994-04-01 20
1994-07-01 0
1994-10-01 5840
1995-01-01 -20
1995-07-01 250
1996-04-01 200
1996-07-01 154
1996-10-01 40
1997-04-01 130
1997-07-01 400
1998-10-01 -495
1999-01-01 -6
1999-04-01 -150
1999-10-01 -50
2000-01-01 577
2000-04-01 -57
2000-07-01 -131
2000-10-01 -944
2001-01-01 691
2001-04-01 -319
2001-07-01 -114
2001-10-01 208
2002-01-01 633
2002-04-01 -32
2002-07-01 1375
2002-10-01 -703
2003-01-01 1609
2003-04-01 -203
2003-07-01 1673
2003-10-01 1007
2004-01-01 3067
2004-04-01 1265
2005-01-01 4589
2005-04-01 7265
2005-07-01 -1055
2005-10-01 2117
2006-01-01 4208
2006-04-01 182
2006-07-01 -637
2006-10-01 723
2007-01-01 0
2007-04-01 1227
2007-07-01 -300
2007-10-01 394
2008-01-01 -777
2008-04-01 3807
2008-07-01 -210
2009-01-01 1931
2009-04-01 1726
2009-07-01 3135
2009-10-01 1832
2010-01-01 5488
2010-04-01 -360
2010-07-01 2640
2010-10-01 -1032
2011-01-01 674
2011-04-01 2000
2011-07-01 732
2011-10-01 2247
2012-01-01 3571
2012-04-01 1404
2012-07-01 2112
2012-10-01 5032
2013-01-01 -3565
2013-10-01 2514
2014-01-01 905
2014-04-01 -2349
2014-07-01 -94
2014-10-01 -181
2015-01-01 133
2015-04-01 177
2015-07-01 722
2015-10-01 -340
2016-01-01 -1535
2016-04-01 3161
2016-07-01 -1308
2016-10-01 3087
2017-01-01 -528
2017-04-01 -479
2017-07-01 1926
2017-10-01 4741
2018-01-01 1844
2018-04-01 -1705