| Publication | |
| Author(s) | Helliwell, J.F.; Huang, H.; Wang, S. |
| Title | The Geography of World Happiness. |
| Source | World Happiness Report 2015, Chapter 2, 12 -41 |
| Investigation | |
| Public | 15+ aged general population,Colombia, 2007 |
| Survey name | GallupWorldPoll2007 |
| Sample | Probability multi-stage random |
| Respondents N = | 997 |
| Non Response | Not available |
| Assesment | Interview: face-to-face |
| Happiness measure(s) used | |
| Full text | Selfreport on single question: Here is ladder representing the 'ladder of life'. Let's suppose the top of the ladder represents the best possible life for you; and the bottom, the worst possible life for you. On which step of the ladder do you feel you personally stand at the present time? 10 best possible 9 8 7 6 5 4 3 2 1 0 worst possible life This question was followed (not preceded) by items on life 5 years ago and 5 years from now. |
| Classification | C-BW-c-sq-l-11-c |
| Author's label | Cantril Ladder |
| Finding used in nation ranks | Yes |
| On original range 0 - 10 | On range 0 - 10 | |
| Mean | 6.13 | 6.13 |
| Standard deviation | 2.44 | 2.44 |