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niyata2807
黄昏の閃光のごとく 渚にて
1970年と2010年の各国の平均余命、公的な退職年齢、実際の退職年齢
Daily chart: Fun with pensions | The Economist http://www.economist.com/blogs/graphicdetail/2012/06/daily-chart-5?fsrc=gn_ep
06/12/12
niyata2807
niyata2807