Keywords: Non marital by countries.gif zh-cn 单亲妈妈的国别比率,数据 自1980年及2007年 en Percentage of birth to unmarried women selected countries 1980 and 2007 23 42 6 May 2011 http //www cdc gov/nchs/data/databriefs/db18 htm USA Department of Health and Human Services Centers for Disease Control and Prevention other versions PD-USGov Uploaded with UploadWizard Marriage Women Statistics Human births Original upload log page en wikipedia Non_marital_by_countries gif 2011-05-06 23 42 41 Innab 440×262 7916 bytes <nowiki> Percentage of birth to unmarried women selected countries 1980 and 2007 http //www cdc gov/nchs/data/databriefs/db18 htm ~~~~~ USA Department of Health and Human </nowiki> |