现在的信用卡都提供年度花费统计。很方便。
在统计自家的2013年代花销，看到这。
http://www.bls.gov/news.release/cesan.nr0.htm “CONSUMER EXPENDITURES--2012“。
2010 2011 2012
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Average annual expenditures:
Total $48,109 $49,705 $51,442
Food 6,129 6,458 6,599
At home 3,624 3,838 3,921
Away from home 2,505 2,620 2,678
Housing 16,557 16,803 16,887
Apparel and services 1,700 1,740 1,736
Transportation 7,677 8,293 8,998
Health care 3,157 3,313 3,556
Entertainment 2,504 2,572 2,605
Cash contributions 1,633 1,721 1,913
Personal insurance 5,373 5,424 5,591
pensions All other expenditures 3,379 3,382 3,557
平均家庭的开支也就是$51,000。那还包括了保险等。我感觉WXC的大部分人都远远超出这了。
