Happiness measure, code: M-TH-cw-sq-v-4-bb

Selfreport on single question:

Please tell me how often you have felt this way during the past week...?
I enjoyed life...
1 none or almost none of the time
2 some or a little of the time
3 occasionally or a moderate amount of time
4 all or most of the time

Item in CES-D (Center for Epidemiologic Studies of Depression) Scale. Score reversed.
Focus, M-TH Mixed: Time Happy
Time frame, cw last week
Mode, sq 1 question
Scale type, v verbal scale Range = 4
Used in studies