Happiness measure, code: O-DT-c-sq-v-5-b

Selfreport on single question:

Taking all the above into consideration, on an ascending scale from 1-5, how satisfied are you with your life at present?
1 terrible (very dissatisfied)
2 unhappy (dissatisfied)
3 neutral (neither satisfied nor dissatisfied
4 pleased (satisfied)
5 delighted (very satisfied)

Asked at the end of an interview beginning with variant a
Focus, O-DT Overall: Delighted vs Terrible life
Time frame, c currently (today, these days, presently)
Mode, sq 1 question
Scale type, v verbal scale Range = 5
Used in studies