| Country or Area | Subgroup | Year | Source | Unit | Value | |
|---|
| Albania | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 43 |
| Algeria | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 50 |
| Angola | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 55 |
| Armenia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 36 |
| Azerbaijan | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 32 |
| Bangladesh | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 36 |
| Belarus | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 21 |
| Belize | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 51 |
| Benin | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 32 |
| Bhutan | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 59 |
| Bolivia (Plurinational State of) | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 64 |
| Bosnia and Herzegovina | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 57 |
| Botswana | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 40 |
| Brazil | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 43 |
| Burkina Faso | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 20 |
| Cambodia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 65 |
| Cameroon | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 20 |
| Cape Verde | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 73 |
| Central African Republic | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 43 |
| Chad | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 29 |
| China | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 41 |
| Colombia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 57 |
| Comoros | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 25 |
| Congo | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 39 |
| Côte d'Ivoire | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 25 |
| Cuba | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 70 |
| Democratic People's Republic of Korea | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 18 |
| Democratic Republic of the Congo | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 43 |
| Djibouti | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 67 |
| Dominican Republic | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 65 |
| East Asia and Pacific | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 41 |
| Eastern and Southern Africa | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 56 |
| Egypt | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 56 |
| El Salvador | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 33 |
| Eritrea | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 78 |
| Ethiopia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 52 |
| Fiji | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 57 |
| Gabon | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 71 |
| Gambia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 52 |
| Georgia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 69 |
| Ghana | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 52 |
| Guatemala | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 56 |
| Guinea | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 40 |
| Guinea-Bissau | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 55 |
| Guyana | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 43 |
| Haiti | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 44 |
| Honduras | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 79 |
| India | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 41 |
| Indonesia | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 29 |
| Iran (Islamic Republic of) | Total | 2007-2011 | UN_Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys (MICS), other national surveys and UNICEF | Percent | 56 |