Happiness measure, code: O-SLL-u-sq-v-5-b

Selfreport on single question:

On the whole, how do you feel about the life you lead?
1 verry unhappy
2 unhappy
3 so-so
4 happy
5 very happy
Focus, O-SLL Overall: Satisfaction with Life one Leads
Time frame, u time unspecified
Mode, sq 1 question
Scale type, v verbal scale Range = 5
Used in studies