Preprimary education, duration (years)
Preprimary duration refers to the number of grades (years) in preprimary school. More info »
1999
2002
2004
2007
2010
2012
2015
2017
2020
0.00
0.20
0.40
0.60
0.80
1.00
1.20
1.40
1.60
1.80
2.00
2.20
2.40
2.60
2.80
3.00
Fragile and conflict affected situations
Data source: World Bank, World Development Indicators - Last updated January 1, 2020