| Year | Value | | 2021 | 5,252,776,808.5193 | | 2020 | 4,242,809,122.1802 | | 2019 | 4,900,759,293.4581 | | 2018 | 4,874,829,509.9777 | | 2017 | 4,374,226,784.0917 | | 2016 | 3,837,643,290.1574 | | 2015 | 3,658,614,396.1706 | | 2014 | 4,056,323,375.3824 | | 2013 | 3,990,859,376.7654 | | 2012 | 3,653,567,642.3835 | | 2011 | 4,063,577,456.5938 | | 2010 | 3,615,482,733.6268 | | 2009 | 3,621,673,915.8351 | | 2008 | 4,088,002,711.7748 | | 2007 | 3,289,371,165.4429 | | 2006 | 2,507,081,364.6062 |
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