Happiness measure, code: O-SL?-?-sq-v-5-d

Selfreport on single question:

life satisfaction (full item not reported
1 not satisfied at all
2 not very satisfied
3 fair
4 satisfied
5 very satisfied
(labels of response-options 2, 3 and 4 not reported)
Focus, O-SL? Overall: Satisfaction With Life: item not reported
Time frame, ? time frame not reported
Mode, sq 1 question
Scale type, v verbal scale Range = 5
Used in studies