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Question: How would you describe yourself as a person? - I work hard to maintain my performance on a task, even if the task takes a long time to start producing any results.
Choices: "Strongly agree" "Agree" "Disagree" "Strongly disagree"
Data: % of "Strongly agree" "Agree"
Period:
Area:
4 countries/ areas
Highlight:
1 France 88.8%
2 Japan85.1%
3 Republic of Korea84.2%
4 Italy83.7%

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 = 8.639011 X -1.119
Correlation coefficient (r)0.759
Coefficient of determination (R2)0.576

GDP per capita (current US$)
No. of data4
Regression equation
Y = 186927.676894 X -124052.950
Correlation coefficient (r)0.956
Coefficient of determination (R2)0.914

Life expectancy at birth - Both sexes (years)
No. of data4
Regression equation
Y = -19.474014 X +99.891
Correlation coefficient (r)-0.493
Coefficient of determination (R2)0.243

Fertility rate, total (births per woman)
No. of data4
Regression equation
Y = 15.500939 X -11.948
Correlation coefficient (r)0.856
Coefficient of determination (R2)0.733

Suicide, age-standardized (per 100 000 population)
No. of data4
Regression equation
Y = -37.470257 X +43.863
Correlation coefficient (r)-0.123
Coefficient of determination (R2)0.015