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Question: How much do you agree with the following statements about yourself? - Part of the enjoyment I get from doing things is when I improve on my past performance.
Choices: "Strongly disagree" "Disagree" "Agree" "Strongly agree"
Data: % of "Agree" "Strongly agree"
Period:
Area:
10 countries/ areas
Highlight:
1 Republic of Korea95.0%
2 United States87.1%
3 Italy86.7%
4 Australia84.4%
5 Germany82.3%
6 Canada81.3%
7 United Kingdom76.2%
8 Sweden75.4%
9 Japan72.8%
10 France 71.6%

Note
The data of Azerbaijan are collected only in Baku. The data of China are collected only in Beijing, Shanghai, Jiangsu, and Zhejiang.

Source
OECD PISA 2018 Compendia

Correlations with major national performance indices
Life satisfaction (10 steps)
No. of data10
Regression equation
Y = -1.493274 X +7.868
Correlation coefficient (r)-0.266
Coefficient of determination (R2)0.071

GDP per capita (current US$)
No. of data10
Regression equation
Y = 14034.895629 X +37523.037
Correlation coefficient (r)0.072
Coefficient of determination (R2)0.005

Life expectancy at birth - Both sexes (years)
No. of data10
Regression equation
Y = -5.943603 X +86.831
Correlation coefficient (r)-0.190
Coefficient of determination (R2)0.036

Fertility rate, total (births per woman)
No. of data10
Regression equation
Y = -2.455515 X +3.475
Correlation coefficient (r)-0.609
Coefficient of determination (R2)0.371

Suicide, age-standardized (per 100 000 population)
No. of data10
Regression equation
Y = 28.075641 X -11.720
Correlation coefficient (r)0.450
Coefficient of determination (R2)0.203