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Cantril ladder. The evaluation of life by imagining life as a ladder, with the best possible life for them as a 10, and the worst possible life as a zero.
Period:
Area:
10 countries/ areas
Highlight:
1 Sweden 7.142
2 Australia6.941
3 Germany6.928
4 France6.740
5 United Kingdom6.689
6 Canada6.680
7 Italy6.602
8 United States6.346
9 Republic of Korea6.267
10 Japan5.900

Source
Helliwell, J. F., Layard, R., Sachs, J. D., De Neve, J.-E., Aknin, L. B., & Wang, S. (Eds.). (2024) World Happiness Report 2024. University of Oxford: Wellbeing Research Centre.

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = 0.949298 X +0.367
Correlation coefficient (r)0.843
Coefficient of determination (R2)0.711

GDP per capita (current US$)
No. of data10
Regression equation
Y = 14537.113584 X -47355.972
Correlation coefficient (r)0.370
Coefficient of determination (R2)0.137

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -0.018903 X +82.125
Correlation coefficient (r)-0.003
Coefficient of determination (R2)0.000

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = 0.467284 X -1.616
Correlation coefficient (r)0.578
Coefficient of determination (R2)0.334

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = -4.833757 X +43.116
Correlation coefficient (r)-0.386
Coefficient of determination (R2)0.149