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Happy Planet Index (HPI)

Happy Planet Index (HPI)

Happiness Index

1.00 rating | 1,141 views | 0 comments

Satisfaction with Life Index (2006)

5.00 rating | 1,013 views | 0 comments

Legatum Prosperity Index Rankings

2.33 rating | 3,032 views | 0 comments

Legatum Prosperity Index

0.00 rating | 746 views | 0 comments
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