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Question: During the past 4 weeks how often have you felt unhappy and depressed?
Choices: "Never" "Rarely" "Sometimes" "Often" "Very often"
Data: % of "Sometimes" "Often" "Very often"
Period:
Area:
7 countries/ areas
Highlight:
2 United Kingdom41.3%
4 France 33.3%
5 United States29.6%
6 Japan28.4%
7 Germany21.1%

Note
Can't choose/ No answer are excluded.

No data for 2 countries.

Source
ISSP 2017

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data5
Regression equation
Y = 0.721130 X +6.351
Correlation coefficient (r)0.183
Coefficient of determination (R2)0.033

GDP per capita (current US$)
No. of data5
Regression equation
Y = -20299.579377 X +58893.091
Correlation coefficient (r)-0.085
Coefficient of determination (R2)0.007

Life expectancy at birth - Both sexes (years)
No. of data5
Regression equation
Y = 6.733648 X +79.210
Correlation coefficient (r)0.202
Coefficient of determination (R2)0.041

Fertility rate, total (births per woman)
No. of data5
Regression equation
Y = 1.026303 X +1.235
Correlation coefficient (r)0.373
Coefficient of determination (R2)0.139

Suicide, age-standardized (per 100 000 population)
No. of data5
Regression equation
Y = -12.650387 X +14.199
Correlation coefficient (r)-0.304
Coefficient of determination (R2)0.092