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Question: Which problem, if any, do you think is the most important for your country as a whole?
Choices: "Air pollution" "Chemicals and pesticides" "Water shortage" "Water pollution" "Nuclear waste" "Domestic waste disposal" "Climate change" "Genetically modified foods" "Using up our natural resources" "None of these"
Data: % of "Water pollution"
Period:
Area:
20 countries/ areas
Highlight:
1 New Zealand20.6%
2 Sweden16.0%
3 Slovenia 15.0%
4 Denmark13.9%
5 Finland13.4%
6 Slovakia11.3%
7 Norway10.4%
8 Hungary9.0%
9 United States8.0%
10 Republic of Korea7.6%
11 Austria6.5%
12 Italy6.2%
13 Switzerland5.6%
14 Lithuania5.4%
15 Germany4.4%
16 France4.2%
17 Australia3.8%
18 Spain3.4%
19 Japan2.0%
20 Iceland1.7%

Note
Can't choose/ No answer are excluded.

No data for 18 countries.

Source
ISSP 2020

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data20
Regression equation
Y = 3.318977 X +6.535
Correlation coefficient (r)0.329
Coefficient of determination (R2)0.108

GDP per capita (current US$)
No. of data20
Regression equation
Y = -26046.153062 X +54254.736
Correlation coefficient (r)-0.060
Coefficient of determination (R2)0.004

Life expectancy at birth - Both sexes (years)
No. of data20
Regression equation
Y = -3.144464 X +81.475
Correlation coefficient (r)-0.064
Coefficient of determination (R2)0.004

Fertility rate, total (births per woman)
No. of data20
Regression equation
Y = 0.999192 X +1.353
Correlation coefficient (r)0.229
Coefficient of determination (R2)0.052

Suicide, age-standardized (per 100 000 population)
No. of data20
Regression equation
Y = 5.008472 X +10.924
Correlation coefficient (r)0.063
Coefficient of determination (R2)0.004