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Question: How much do you agree with the following statements about yourself? - Once I start a task, I persist until it is finished.
Choices: "Strongly disagree" "Disagree" "Agree" "Strongly agree"
Data: % of "Agree" "Strongly agree"
Period:
Area:
38 countries/ areas
Highlight:
1 Mexico79.7%
2 Portugal78.6%
3 Greece78.5%
4 Turkiye77.3%
5 Colombia76.4%
6 Italy76.3%
7 Republic of Korea76.2%
8 Slovenia75.4%
9 Hungary74.6%
10 Costa Rica72.8%
11 Chile 72.7%
12 Lithuania72.5%
13 Spain71.9%
14 United States71.8%
15 Israel70.0%
16 Ireland69.1%
17 France68.5%
18 Canada67.8%
19 Austria66.1%
20 Estonia66.0%
21 Australia65.7%
22 Japan65.2%
23 Switzerland65.1%
24 Iceland65.0%
25 Sweden64.9%
26 New Zealand64.6%
27 Norway63.9%
28 Poland63.8%
29 Germany62.7%
30 United Kingdom62.3%
31 Finland61.5%
32 Latvia61.2%
32 Luxembourg61.2%
34 Slovakia59.8%
35 Denmark58.2%
36 Netherlands54.9%
37 Czech Republic52.5%
38 Belgium31.9%

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 data38
Regression equation
Y = -2.961358 X +8.670
Correlation coefficient (r)-0.465
Coefficient of determination (R2)0.216

GDP per capita (current US$)
No. of data38
Regression equation
Y = -107600.362755 X +116697.206
Correlation coefficient (r)-0.336
Coefficient of determination (R2)0.113

Life expectancy at birth - Both sexes (years)
No. of data38
Regression equation
Y = -9.422783 X +86.167
Correlation coefficient (r)-0.226
Coefficient of determination (R2)0.051

Fertility rate, total (births per woman)
No. of data38
Regression equation
Y = -0.301201 X +1.789
Correlation coefficient (r)-0.086
Coefficient of determination (R2)0.007

Suicide, age-standardized (per 100 000 population)
No. of data38
Regression equation
Y = -10.961212 X +17.205
Correlation coefficient (r)-0.239
Coefficient of determination (R2)0.057