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Question: How many languages do you speak well enough to hold a conversation in, including the language(s) you speak at home?
Choices: "One language" "Two languages" "Three languages" "Four or more languages"
Data: % of "One language"
Period:
Area:
7 countries/ areas
Highlight:
1 Japan 87.4%
2 Australia80.4%
3 United States78.7%
4 United Kingdom76.7%
5 France59.5%
6 Germany41.0%
7 Sweden14.3%

Note
Can't choose/ No answer are excluded.

No data for 3 countries.

Source
ISSP 2017

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data7
Regression equation
Y = -0.963493 X +7.492
Correlation coefficient (r)-0.591
Coefficient of determination (R2)0.349

GDP per capita (current US$)
No. of data7
Regression equation
Y = -5674.595852 X +57119.247
Correlation coefficient (r)-0.138
Coefficient of determination (R2)0.019

Life expectancy at birth - Both sexes (years)
No. of data7
Regression equation
Y = -0.037901 X +81.667
Correlation coefficient (r)-0.004
Coefficient of determination (R2)0.000

Fertility rate, total (births per woman)
No. of data7
Regression equation
Y = -0.210165 X +1.723
Correlation coefficient (r)-0.375
Coefficient of determination (R2)0.141

Suicide - all ages (per 100,000 population)
No. of data7
Regression equation
Y = -1.030835 X +13.874
Correlation coefficient (r)-0.100
Coefficient of determination (R2)0.010