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Question: Do you see yourself as someone who is reserved?
Choices: "Strongly agree" "Agree" "Neither agree nor disagree" "Disagree" "Strongly disagree"
Data: % of "Strongly agree" "Agree"
Period:
Area:
5 countries/ areas
Highlight:
1 United States55.3%
2 Germany50.4%
3 France49.5%
4 Japan44.8%
5 Republic of Korea 42.0%

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

No data for 5 countries.

Source
ISSP 2005

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data5
Regression equation
Y = 9.235900 X +1.980
Correlation coefficient (r)0.898
Coefficient of determination (R2)0.806

GNI per capita, PPP (current international$)
No. of data5
Regression equation
Y = 168353.944163 X -31175.309
Correlation coefficient (r)0.946
Coefficient of determination (R2)0.895

Life expectancy at birth - Both sexes (years)
No. of data5
Regression equation
Y = -0.346637 X +0.985
Correlation coefficient (r)-0.846
Coefficient of determination (R2)0.716

Fertility rate, total (births per woman)
No. of data5
Regression equation
Y = 5.243583 X -0.990
Correlation coefficient (r)0.808
Coefficient of determination (R2)0.653

Suicide - all ages (per 100,000 population, age-adjusted)
No. of data5
Regression equation
Y = -51.264755 X +38.692
Correlation coefficient (r)-0.651
Coefficient of determination (R2)0.424