SEX	SOCIAL CLASS	DEGREE OF DIFFICULTY	Total
BOTH SEXES	Total	Total	100.00
BOTH SEXES	Total	No difficulty	80.86
BOTH SEXES	Total	With some difficulty	17.15
BOTH SEXES	Total	With great difficulty	1.85
BOTH SEXES	Total	Cannot do it at all	0.14
BOTH SEXES	I	Total	100.00
BOTH SEXES	I	No difficulty	83.05
BOTH SEXES	I	With some difficulty	15.90
BOTH SEXES	I	With great difficulty	0.85
BOTH SEXES	I	Cannot do it at all	0.20
BOTH SEXES	II	Total	100.00
BOTH SEXES	II	No difficulty	80.91
BOTH SEXES	II	With some difficulty	18.07
BOTH SEXES	II	With great difficulty	0.90
BOTH SEXES	II	Cannot do it at all	0.12
BOTH SEXES	III	Total	100.00
BOTH SEXES	III	No difficulty	81.33
BOTH SEXES	III	With some difficulty	17.05
BOTH SEXES	III	With great difficulty	1.43
BOTH SEXES	III	Cannot do it at all	0.18
BOTH SEXES	IV	Total	100.00
BOTH SEXES	IV	No difficulty	80.70
BOTH SEXES	IV	With some difficulty	17.78
BOTH SEXES	IV	With great difficulty	1.51
BOTH SEXES	IV	Cannot do it at all	0.01
BOTH SEXES	V	Total	100.00
BOTH SEXES	V	No difficulty	80.48
BOTH SEXES	V	With some difficulty	16.90
BOTH SEXES	V	With great difficulty	2.48
BOTH SEXES	V	Cannot do it at all	0.14
BOTH SEXES	VI	Total	100.00
BOTH SEXES	VI	No difficulty	79.70
BOTH SEXES	VI	With some difficulty	17.33
BOTH SEXES	VI	With great difficulty	2.83
BOTH SEXES	VI	Cannot do it at all	0.15
BOTH SEXES	Not recorded	Total	100.00
BOTH SEXES	Not recorded	No difficulty	74.12
BOTH SEXES	Not recorded	With some difficulty	21.46
BOTH SEXES	Not recorded	With great difficulty	4.29
BOTH SEXES	Not recorded	Cannot do it at all	0.14
Men	Total	Total	100.00
Men	Total	No difficulty	82.91
Men	Total	With some difficulty	15.68
Men	Total	With great difficulty	1.26
Men	Total	Cannot do it at all	0.15
Men	I	Total	100.00
Men	I	No difficulty	84.54
Men	I	With some difficulty	14.65
Men	I	With great difficulty	0.58
Men	I	Cannot do it at all	0.23
Men	II	Total	100.00
Men	II	No difficulty	83.03
Men	II	With some difficulty	16.45
Men	II	With great difficulty	0.41
Men	II	Cannot do it at all	0.11
Men	III	Total	100.00
Men	III	No difficulty	83.45
Men	III	With some difficulty	15.15
Men	III	With great difficulty	1.25
Men	III	Cannot do it at all	0.15
Men	IV	Total	100.00
Men	IV	No difficulty	81.82
Men	IV	With some difficulty	17.18
Men	IV	With great difficulty	1.00
Men	IV	Cannot do it at all	0.00
Men	V	Total	100.00
Men	V	No difficulty	81.70
Men	V	With some difficulty	16.15
Men	V	With great difficulty	2.03
Men	V	Cannot do it at all	0.12
Men	VI	Total	100.00
Men	VI	No difficulty	84.00
Men	VI	With some difficulty	14.52
Men	VI	With great difficulty	1.20
Men	VI	Cannot do it at all	0.28
Men	Not recorded	Total	100.00
Men	Not recorded	No difficulty	83.00
Men	Not recorded	With some difficulty	15.27
Men	Not recorded	With great difficulty	1.32
Men	Not recorded	Cannot do it at all	0.41
Women	Total	Total	100.00
Women	Total	No difficulty	78.92
Women	Total	With some difficulty	18.55
Women	Total	With great difficulty	2.41
Women	Total	Cannot do it at all	0.13
Women	I	Total	100.00
Women	I	No difficulty	81.43
Women	I	With some difficulty	17.27
Women	I	With great difficulty	1.14
Women	I	Cannot do it at all	0.16
Women	II	Total	100.00
Women	II	No difficulty	79.07
Women	II	With some difficulty	19.47
Women	II	With great difficulty	1.33
Women	II	Cannot do it at all	0.13
Women	III	Total	100.00
Women	III	No difficulty	79.35
Women	III	With some difficulty	18.83
Women	III	With great difficulty	1.60
Women	III	Cannot do it at all	0.21
Women	IV	Total	100.00
Women	IV	No difficulty	79.40
Women	IV	With some difficulty	18.48
Women	IV	With great difficulty	2.09
Women	IV	Cannot do it at all	0.02
Women	V	Total	100.00
Women	V	No difficulty	79.32
Women	V	With some difficulty	17.62
Women	V	With great difficulty	2.91
Women	V	Cannot do it at all	0.15
Women	VI	Total	100.00
Women	VI	No difficulty	76.43
Women	VI	With some difficulty	19.45
Women	VI	With great difficulty	4.07
Women	VI	Cannot do it at all	0.05
Women	Not recorded	Total	100.00
Women	Not recorded	No difficulty	69.64
Women	Not recorded	With some difficulty	24.57
Women	Not recorded	With great difficulty	5.79
Women	Not recorded	Cannot do it at all	0.00