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Question: How often do you feel this way when you arrive at school? - I feel tired.
Choices: "Every day" "Almost every day" "Sometimes" "Never"
Data: % of "Every day" "Almost every day"
Period:
Area:
8 countries/ areas
Highlight:
1 United States62.3%
2 Republic of Korea60.5%
3 Sweden58.6%
4 United Kingdom57.3%
5 France 54.4%
6 Italy53.8%
7 Australia48.5%
8 Japan41.4%

Note
United Kingdom: England only.

No data for 2 countries.

Source
TIMSS 2019 > International Database > TIMSS 2019 Data Almanacs - Grade 8

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data8
Regression equation
Y = 1.730487 X +5.671
Correlation coefficient (r)0.260
Coefficient of determination (R2)0.068

GDP per capita (current US$)
No. of data8
Regression equation
Y = 75451.505220 X +6992.603
Correlation coefficient (r)0.320
Coefficient of determination (R2)0.102

Life expectancy at birth - Both sexes (years)
No. of data8
Regression equation
Y = -22.475115 X +94.334
Correlation coefficient (r)-0.601
Coefficient of determination (R2)0.361

Fertility rate, total (births per woman)
No. of data8
Regression equation
Y = -0.134438 X +1.546
Correlation coefficient (r)-0.028
Coefficient of determination (R2)0.001

Suicide, age-standardized (per 100 000 population)
No. of data8
Regression equation
Y = 20.951687 X +0.109
Correlation coefficient (r)0.284
Coefficient of determination (R2)0.081