यूएस $ [139] कर्मचारियों [139] 2005 39.788 12.254 70.815 61.000 2006 44.282 12.599 69.597 71.000 2007 51.122 14.065 63.171 79.000 2008 60.420 17.681 72.793 91.000 2009 58.437 14.569 77.888 93.000 2010 62.484 18.760 86.113 89.000 2011 69.943 23.150 108.704 90.000 2012 73.723 16.978 121.271 94.000 2013 77.849 21.863 142.431 99.000 2014 86.833 22.074 172.384 128.000 2015 93.580 12.193 174.472 118.000 2016 91.154 20.539 193.468 114.000 2017 96.571 25.489 250.312 124.000 2018 110.360 16.571 258.848 131.000 2019 125.843 39.240 286.556 144,106