查询结果如下：   

年份	行业	数值（百万美元）
2005	Employer contributions for government social insurance	428,053.00
2006	Employer contributions for government social insurance	447,360.00
2007	Employer contributions for government social insurance	461,670.00
2008	Employer contributions for government social insurance	471,313.00
2009	Employer contributions for government social insurance	458,104.00
2010	Employer contributions for government social insurance	469,361.00
2011	Employer contributions for government social insurance	493,886.00
2012	Employer contributions for government social insurance	514,333.00
2013	Employer contributions for government social insurance	526,761.00
2014	Employer contributions for government social insurance	547,972.00
2015	Employer contributions for government social insurance	571,399.00
2016	Employer contributions for government social insurance	583,605.00

数据来源：美国经济分析局（Bureau of Economic Analysis）