Interviewer instructions
For columns 1-6, ask and record details of everyone.
Column S6: Age
Ask: "........ (name).......... how old are you?"
Record the full age as of the last birthday before the 1st April 1990, by using a 2-digit number.
1. If the age is less than 1 year, record "00".
2. If the age is 98 years and over, record "98".
3. If the answer is in the lunar month and zodiac year, ask for the approximate age. Then, look up the age from the comparison table provided by comparing the age and the year of birth. For example, the person born on the 12th month in the year of great snake and the age is approximately 30 years or older. In the comparison table, the age of a person age 30+ born in the year of the great snake is 37. Then, record "37".
4. If answer is the solar month and year, check the comparable table and record the corresponding age.
5. If the person does not know the month and year of birth, ask the respondent to estimate his age and record the age according to the answer, such as approximately 22 year record "22".
6. If age is unknown, record "99" and continue asking all columns.