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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 France11.8%
7 Japan 10.9%

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 = 2.375229 X +6.483
Correlation coefficient (r)0.393
Coefficient of determination (R2)0.154

GDP per capita (current US$)
No. of data7
Regression equation
Y = 133658.645043 X +30712.943
Correlation coefficient (r)0.875
Coefficient of determination (R2)0.766

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -24.604368 X +85.850
Correlation coefficient (r)-0.760
Coefficient of determination (R2)0.578

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = 0.356069 X +1.531
Correlation coefficient (r)0.171
Coefficient of determination (R2)0.029

Suicide - all ages (per 100,000 population)
No. of data7
Regression equation
Y = 10.865158 X +11.371
Correlation coefficient (r)0.284
Coefficient of determination (R2)0.081