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Question: Some people say that the following things are important for being truly their national. Others say they are not important. How important do you think each of the following is? "to be able to speak the country's language"
Choices: "Very important" "Fairly important" "Not very important" "Not important at all"
Data: % of "Very important" "Fairly important"
Period:
Area:
9 countries/ areas
Highlight:
1 United States97.0%
2 Sweden96.3%
3 Germany94.1%
4 France 94.0%
5 Canada92.7%
6 Australia92.0%
7 United Kingdom90.8%
8 Republic of Korea87.8%
9 Japan78.4%

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

No data for 1 countries.

Source
ISSP 2003

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data9
Regression equation
Y = 5.592120 X +1.577
Correlation coefficient (r)0.749
Coefficient of determination (R2)0.561

GDP per capita (current US$)
No. of data9
Regression equation
Y = 175619.617665 X -110033.786
Correlation coefficient (r)0.694
Coefficient of determination (R2)0.482

Life expectancy at birth - Both sexes (years)
No. of data9
Regression equation
Y = -24.607901 X +104.416
Correlation coefficient (r)-0.572
Coefficient of determination (R2)0.327

Fertility rate, total (births per woman)
No. of data9
Regression equation
Y = 3.104393 X -1.335
Correlation coefficient (r)0.577
Coefficient of determination (R2)0.333

Suicide, age-standardized (per 100 000 population)
No. of data9
Regression equation
Y = -14.135324 X +24.780
Correlation coefficient (r)-0.191
Coefficient of determination (R2)0.036