GGR_805b. If you don't know exactly, approximately how many years ago did this occur?
Probe: if response is one year or less than one year ago, probe to confirm whether since {month} 2019, where {month} is month of interview
[] 1 year or less ago
[] More than 1 year to 2 years ago
[] More than 2 year to 3 years ago
[] More than 3 years ago
[] Do not know
[] No response