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Question: Over the past 12 months, in addition to your main job, have you done any other work for pay?
Choices: "Yes, during all of that period" "Yes, during most of that period" "Yes, during some of that period" "No"
Data: % of "Yes, during all of that period" "Yes, during most of that period" "Yes, during some of that period"
Period:
Area:
7 countries/ areas
Highlight:
1 United States31.5%
2 Australia21.0%
3 Sweden15.4%
4 United Kingdom15.2%
5 Germany13.9%
6 France 11.8%
7 Japan10.9%

Note
% among those who work currently. Can't choose/ No answer are excluded.

No data for 3 countries.

Source
ISSP 2015

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data7
Regression equation
Y = 1.619769 X +6.475
Correlation coefficient (r)0.291
Coefficient of determination (R2)0.085

GDP per capita (current US$)
No. of data7
Regression equation
Y = 189592.368559 X +20117.705
Correlation coefficient (r)0.939
Coefficient of determination (R2)0.882

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -29.273476 X +86.591
Correlation coefficient (r)-0.779
Coefficient of determination (R2)0.607

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 0.626471 X +1.507
Correlation coefficient (r)0.272
Coefficient of determination (R2)0.074

Suicide, age-standardized (per 100 000 population)
No. of data7
Regression equation
Y = 21.325203 X +7.092
Correlation coefficient (r)0.578
Coefficient of determination (R2)0.334