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Happy Planet Index (HPI)

Happy Planet Index (HPI)

Happiness Index

2.33 rating | 2,017 views | 0 comments

Satisfaction with Life Index (2006)

5.00 rating | 1,837 views | 0 comments

Legatum Prosperity Index Rankings

2.33 rating | 3,687 views | 0 comments

Legatum Prosperity Index

0.00 rating | 1,459 views | 0 comments
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