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Period:
Area:
34 countries/ areas
Highlight:
1 Chile28.5
2 Japan 27.2
2 United Kingdom27.2
4 Israel27.0
5 Colombia25.0
6 Mexico24.8
7 Ireland24.5
8 Australia23.3
9 France23.0
9 Netherlands23.0
9 Republic of Korea23.0
12 Turkiye22.7
13 Hungary22.0
14 Czech Republic21.2
14 Portugal21.2
14 United States21.2
17 Germany21.0
18 Spain20.9
19 Denmark20.3
20 Sweden20.2
21 Finland19.6
22 Estonia19.2
22 Switzerland19.2
24 Iceland19.1
25 Italy19.0
26 Slovenia18.6
27 Austria18.4
27 Poland18.4
29 Slovakia18.3
30 Lithuania17.4
31 Greece17.2
32 Latvia16.7
33 Costa Rica15.6
34 Luxembourg15.0

No data for 4 countries.

Source
OECD Stat>Education and training>Education at a glance>Teachers and the learning environment>Student-teacher ratio and average class size

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data34
Regression equation
Y = -0.028625 X +7.267
Correlation coefficient (r)-0.146
Coefficient of determination (R2)0.021

GDP per capita (current US$)
No. of data34
Regression equation
Y = -1019.891558 X +63980.913
Correlation coefficient (r)-0.121
Coefficient of determination (R2)0.015

Life expectancy at birth - Both sexes (years)
No. of data34
Regression equation
Y = 0.149369 X +77.089
Correlation coefficient (r)0.187
Coefficient of determination (R2)0.035

Fertility rate, total (births per woman)
No. of data34
Regression equation
Y = 0.032691 X +0.896
Correlation coefficient (r)0.344
Coefficient of determination (R2)0.118

Suicide - all ages (per 100,000 population)
No. of data34
Regression equation
Y = -0.442445 X +21.679
Correlation coefficient (r)-0.265
Coefficient of determination (R2)0.070