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Question: How would you describe yourself as a person? - I perform to the best of my ability even on a task that I do not like.
Choices: "Strongly agree" "Agree" "Disagree" "Strongly disagree"
Data: % of "Strongly agree" "Agree"
Period:
Area:
4 countries/ areas
Highlight:
1 France94.1%
2 Italy88.8%
3 Republic of Korea80.6%
4 Japan 76.9%

Note
Can't choose/ No answer are excluded. Belgium: unweighted sum of Flanders and Wallony. Germany: unweighted sum of West and East Germany. United Kingdom: excluding Northern Ireland.

No data for 6 countries.

Source
ISSP 2009

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data4
Regression equation
Y = 4.327369 X +2.599
Correlation coefficient (r)0.950
Coefficient of determination (R2)0.902

GDP per capita (current US$)
No. of data4
Regression equation
Y = 30593.149632 X +12581.980
Correlation coefficient (r)0.517
Coefficient of determination (R2)0.267

Life expectancy at birth - Both sexes (years)
No. of data4
Regression equation
Y = -13.563509 X +94.668
Correlation coefficient (r)-0.941
Coefficient of determination (R2)0.885

Fertility rate, total (births per woman)
No. of data4
Regression equation
Y = 3.452629 X -1.626
Correlation coefficient (r)0.661
Coefficient of determination (R2)0.437

Suicide - all ages (per 100,000 population)
No. of data4
Regression equation
Y = -57.728620 X +65.227
Correlation coefficient (r)-0.492
Coefficient of determination (R2)0.242