If the respondent says he/she has no birth certificate because it was lost, has not picked it up in the civil registration office, or it is keep in an institution, ask whether he/she is enrolled in the civil registry and if the answer is "yes", circle code 1; only when he/she states that is not enrolled in the civil registry, circle code 2 "no".
If the person was born in another country and he/she say that is registered in that country, circle code 3 "he/she is registered in another country".