Peru and Finland: the reading gap at age 15 shrank from 219 to 82 points in 22 years
Peru gained 81 points (327 → 408); Finland lost 56 (546 → 490). Same scale, yet Peru is still far below Finland.
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The same reading test of 15-year-olds in two countries at opposite ends of the table: one climbing from near the bottom, one sliding from the top.
Lines: the mean reading score in test years. Peru did not take part in 2003 and 2006.
- Peru: reading, age 15 points
2000: 327.1; 2009: 369.7; 2012: 384.2; 2015: 397.5; 2018: 400.5; 2022: 408.2
- Finland: reading, age 15 points
2000: 546.5; 2003: 543.5; 2006: 546.9; 2009: 535.9; 2012: 524; 2015: 526.4; 2018: 520.1; 2022: 490.2
OECD PISA 2022, reading trend table (comparable since 2000). Gap: the difference of the means in the same year.
The test covers only 15-year-olds in school: in Peru in 2022 that was 86% of them, in Finland almost all. Peru's rise may partly reflect more children staying in school.
A question for this picture
Do Finnish adults read better or worse than 11 years ago?