Response options: Low (Bottom quintile/20%), Medium low (Second quintile/20%), Medium (Third quintile/20%), Medium high (Fourth quintile/20%), High (Top quintile/20%), missing value
Response options: 15 to 19 years, 20 to 24 years, 25 to 29 years, 30 to 34 years, 35 to 39 years, 40 to 44 years, 45 to 49 years, 50 to 54 years, 55 to 59 years, 60 to 64 years, 65 to 69 years, 70 and over