SEX	SOCIAL CLASS	INDICATOR	Total
BOTH SEXES	Total	Mean	83.58
BOTH SEXES	Total	Standard deviation	14.67
BOTH SEXES	I	Mean	84.06
BOTH SEXES	I	Standard deviation	13.05
BOTH SEXES	II	Mean	84.04
BOTH SEXES	II	Standard deviation	13.17
BOTH SEXES	III	Mean	84.20
BOTH SEXES	III	Standard deviation	13.33
BOTH SEXES	IV	Mean	84.47
BOTH SEXES	IV	Standard deviation	12.73
BOTH SEXES	V	Mean	83.03
BOTH SEXES	V	Standard deviation	16.22
BOTH SEXES	VI	Mean	82.36
BOTH SEXES	VI	Standard deviation	16.91
BOTH SEXES	Not recorded	Mean	81.14
BOTH SEXES	Not recorded	Standard deviation	19.22
Men	Total	Mean	83.56
Men	Total	Standard deviation	14.71
Men	I	Mean	83.70
Men	I	Standard deviation	14.31
Men	II	Mean	85.08
Men	II	Standard deviation	11.35
Men	III	Mean	83.42
Men	III	Standard deviation	13.43
Men	IV	Mean	84.81
Men	IV	Standard deviation	11.05
Men	V	Mean	83.84
Men	V	Standard deviation	14.90
Men	VI	Mean	81.73
Men	VI	Standard deviation	18.30
Men	Not recorded	Mean	79.96
Men	Not recorded	Standard deviation	23.44
Women	Total	Mean	83.60
Women	Total	Standard deviation	14.63
Women	I	Mean	84.40
Women	I	Standard deviation	11.75
Women	II	Mean	83.07
Women	II	Standard deviation	14.62
Women	III	Mean	85.18
Women	III	Standard deviation	13.13
Women	IV	Mean	84.11
Women	IV	Standard deviation	14.28
Women	V	Mean	82.17
Women	V	Standard deviation	17.47
Women	VI	Mean	83.11
Women	VI	Standard deviation	15.06
Women	Not recorded	Mean	82.34
Women	Not recorded	Standard deviation	13.50