Quarterly Millions of US Dollars
1997-10-01 5204284
1998-01-01 5219633
1998-04-01 5024698
1998-07-01 5295172
1998-10-01 6091893
1999-01-01 6006968
1999-04-01 6040528
1999-07-01 6966014
1999-10-01 7300726
2000-01-01 7263314
2000-04-01 7171484
2000-07-01 6925996
2000-10-01 6676764
2001-01-01 6358158
2001-04-01 6588231
2001-07-01 6853619
2001-10-01 6300982
2002-01-01 6349817
2002-04-01 7295190
2002-07-01 7165078
2002-10-01 7438298
2003-01-01 7700687
2003-04-01 7735923
2003-07-01 8296981
2003-10-01 8729560
2004-01-01 9279516
2004-04-01 9016500
2004-07-01 8991954
2004-10-01 9896128
2005-01-01 9808001
2005-04-01 9648833
2005-07-01 9392906
2005-10-01 9162141
2006-01-01 9136679
2006-04-01 9303976
2006-07-01 9154024
2006-10-01 9090342
2007-01-01 9184368
2007-04-01 8774079
2007-07-01 9429959
2007-10-01 9852101
2008-01-01 11224331
2008-04-01 10463118
2008-07-01 10473015
2008-10-01 12329938
2009-01-01 11193376
2009-04-01 11661812
2009-07-01 12549218
2009-10-01 12268507
2010-01-01 12179000
2010-04-01 13266468
2010-07-01 14242753
2010-10-01 14604136
2011-01-01 14253093
2011-04-01 14988690
2011-07-01 15910689
2011-10-01 15809098
2012-01-01 14898301
2012-04-01 15647616
2012-07-01 16141190
2012-10-01 14719010
2013-01-01 13494548
2013-04-01 12892954
2013-07-01 13179878
2013-10-01 12349489
2014-01-01 12603957
2014-04-01 13009195
2014-07-01 12054399
2014-10-01 11178534
2015-01-01 11273194
2015-04-01 11039229
2015-07-01 11257494
2015-10-01 11239693
2016-01-01 12491826
2016-04-01 13910464
2016-07-01 13977935
2016-10-01 12030742
2017-01-01 12581255
2017-04-01 12601125
2017-07-01 12600573
2017-10-01 12693653
2018-01-01 13447376