Quarterly Millions of US Dollars
1975-01-01 60
1975-04-01 100
1975-07-01 100
1975-10-01 100
1976-01-01 100
1976-04-01 100
1976-07-01 100
1976-10-01 100
1977-01-01 100
1977-04-01 100
1977-07-01 100
1977-10-01 100
1978-01-01 100
1978-04-01 100
1978-07-01 100
1978-10-01 100
1979-01-01 100
1979-04-01 100
1979-07-01 100
1979-10-01 100
1980-01-01 100
1980-04-01 100
1980-07-01 100
1980-10-01 100
1981-01-01 100
1981-04-01 100
1981-07-01 100
1981-10-01 100
1982-01-01 100
1982-04-01 100
1982-07-01 100
1982-10-01 100
1983-01-01 40
1996-01-01 50
1996-04-01 749
1996-07-01 741
1996-10-01 979
1997-01-01 1024
1997-04-01 1622
1997-07-01 1581
1997-10-01 1532
1998-01-01 1512
1998-04-01 1496
1998-07-01 1540
1998-10-01 1660
1999-01-01 1604
1999-04-01 929
1999-07-01 980
1999-10-01 974
2000-01-01 872
2000-04-01 871
2000-07-01 842
2000-10-01 1126
2001-01-01 1162
2001-04-01 1778
2001-07-01 1890
2001-10-01 1705
2002-01-01 1695
2002-04-01 2296
2002-07-01 2277
2002-10-01 2854
2003-01-01 2946
2003-04-01 3065
2003-07-01 3934
2003-10-01 4027
2004-01-01 3923
2004-04-01 3727
2004-07-01 3797
2004-10-01 4064
2005-01-01 3902
2005-04-01 4245
2005-07-01 4235
2005-10-01 4418
2006-01-01 4509
2006-04-01 4645
2006-07-01 4634
2006-10-01 4860
2007-01-01 4910
2007-04-01 4564
2007-07-01 4743
2007-10-01 4658
2008-01-01 4966
2008-04-01 5192
2008-07-01 4753
2008-10-01 4130
2009-01-01 3933
2009-04-01 4178
2009-07-01 4330
2009-10-01 4309
2010-01-01 5412
2010-04-01 4965
2010-07-01 4550
2010-10-01 4512
2011-01-01 4835
2011-04-01 7138
2011-07-01 6693
2011-10-01 6213
2012-01-01 9848
2012-04-01 8588
2012-07-01 9694
2012-10-01 11805
2013-01-01 13054
2013-04-01 13217
2013-07-01 15515
2013-10-01 16895
2014-01-01 18797
2014-04-01 20358
2014-07-01 19289
2014-10-01 20650
2015-01-01 17939
2015-04-01 17821
2015-07-01 19831
2015-10-01 20333
2016-01-01 21412
2016-04-01 21604
2016-07-01 21665
2016-10-01 23023
2017-01-01 23219
2017-04-01 25675
2017-07-01 26239
2017-10-01 27710
2018-01-01 30708
2018-04-01 27639