Quarter	US Dollars, sum over component sub-periods
2006-01-01	1512050921019.5500
2006-04-01	1644385663432.3000
2006-07-01	1701946705540.8801
2006-10-01	1718614540433.4800
2007-01-01	1685764663939.4500
2007-04-01	1810625342178.2700
2007-07-01	1910944572893.5100
2007-10-01	2047912729189.1200
2008-01-01	2094254302763.9900
2008-04-01	2320619669655.3500
2008-07-01	2416757792665.1797
2008-10-01	1940316663630.0798
2009-01-01	1466872316173.2798
2009-04-01	1545963874978.1400
2009-07-01	1754496448161.0500
2009-10-01	1885166967380.8800
2010-01-01	1874626111563.3000
2010-04-01	2050698320362.1900
2010-07-01	2165625401845.6700
2010-10-01	2291034343076.3000
2011-01-01	2365727223835.5400
2011-04-01	2596791765543.9697
2011-07-01	2659084178376.1100
2011-10-01	2625159836723.7200
2012-01-01	2570129589503.4600
2012-04-01	2623059189977.3600
2012-07-01	2596720367317.4300
2012-10-01	2648097309577.3100
2013-01-01	2542854974391.3100
2013-04-01	2618289665981.7500
2013-07-01	2653979014350.9300
2013-10-01	2681432791148.6200
2014-01-01	2575050798961.6700
2014-04-01	2669552758137.8300
2014-07-01	2701695302244.2600
2014-10-01	2607460000217.8500
2015-01-01	2270709862972.2700
2015-04-01	2335887564748.9000
2015-07-01	2328862261067.0700
2015-10-01	2290266289345.1400
2016-01-01	2039448930938.5300
2016-04-01	2185925392697.0498
2016-07-01	2248107413460.2500
2016-10-01	2316944299295.5700
2017-01-01	2306610234338.5600
2017-04-01	2406045775828.2397
2017-07-01	2484356854468.9500
2017-10-01	2618593145246.6597