Sao Tome and Principe literacy rate for 2019 was 87.44%, a 2.7% decline from 2012.
Sao Tome and Principe literacy rate for 2012 was 90.14%, a 5.23% increase from 2001.
Sao Tome and Principe literacy rate for 2001 was 84.91%, a 11.67% increase from 1991.
Sao Tome and Principe literacy rate for 1991 was 73.24%, a 15.92% increase from 1981.
Adult literacy rate is the percentage of people ages 15 and above who can both read and write with understanding a short simple statement about their everyday life. The full historical dataset is available for download here: Sao Tome and Principe Literacy Rate | Historical Data | 1981 - 2019.