How often R does strenuous exercise
1 = Times
20 = Times
21 = 21 or more times
96 = NEVER/LESS THAN ONCE PER YEAR
97 = NO CODED RESPONSE APPLICABLE
98 = DON'T KNOW
99 = REFUSED

1 = Very Poor
2 = Poor
3 = Satisfactory
4 = Good
5 = Very Good