| Trained teachers in preprimary education are the percentage of preprimary school teachers who have received the minimum organized teacher training (pre-service or in-service) required for teaching in a given country. |
| Source: |
| United Nations Educational, Scientific, and Cultural Organization (UNESCO) Institute for Statistics. |
| Année | Données | |
| 2000 | : | |
| 2001 | : | |
| 2002 | : | |
| 2003 | : | |
| 2004 | : | |
| 2005 | : | |
| 2006 | : | |
| 2007 | : | |
| 2008 | : | |
| 2009 | : | |
| 2010 | : | |
| 2011 | : | 23.42451 |
| 2012 | : | |
| 2013 | : | 17.09706 |
| 2014 | : | 19.30244 |
| 2015 | : | 21.02874 |
| 2016 | : | |
| 2017 | : | |
