SEX	SOCIAL CLASS	DEGREE OF DIFFICULTY	Total
BOTH SEXES	Total	Total	100.00
BOTH SEXES	Total	No difficulty	95.17
BOTH SEXES	Total	With some difficulty	3.44
BOTH SEXES	Total	With great difficulty	1.03
BOTH SEXES	Total	Cannot do it at all	0.36
BOTH SEXES	I	Total	100.00
BOTH SEXES	I	No difficulty	97.72
BOTH SEXES	I	With some difficulty	1.62
BOTH SEXES	I	With great difficulty	0.39
BOTH SEXES	I	Cannot do it at all	0.26
BOTH SEXES	II	Total	100.00
BOTH SEXES	II	No difficulty	97.26
BOTH SEXES	II	With some difficulty	2.38
BOTH SEXES	II	With great difficulty	0.29
BOTH SEXES	II	Cannot do it at all	0.06
BOTH SEXES	III	Total	100.00
BOTH SEXES	III	No difficulty	95.90
BOTH SEXES	III	With some difficulty	3.08
BOTH SEXES	III	With great difficulty	0.92
BOTH SEXES	III	Cannot do it at all	0.10
BOTH SEXES	IV	Total	100.00
BOTH SEXES	IV	No difficulty	95.06
BOTH SEXES	IV	With some difficulty	3.73
BOTH SEXES	IV	With great difficulty	0.84
BOTH SEXES	IV	Cannot do it at all	0.38
BOTH SEXES	V	Total	100.00
BOTH SEXES	V	No difficulty	94.08
BOTH SEXES	V	With some difficulty	4.05
BOTH SEXES	V	With great difficulty	1.54
BOTH SEXES	V	Cannot do it at all	0.33
BOTH SEXES	VI	Total	100.00
BOTH SEXES	VI	No difficulty	93.39
BOTH SEXES	VI	With some difficulty	4.79
BOTH SEXES	VI	With great difficulty	1.35
BOTH SEXES	VI	Cannot do it at all	0.46
BOTH SEXES	Not recorded	Total	100.00
BOTH SEXES	Not recorded	No difficulty	88.62
BOTH SEXES	Not recorded	With some difficulty	6.03
BOTH SEXES	Not recorded	With great difficulty	1.92
BOTH SEXES	Not recorded	Cannot do it at all	3.43
Men	Total	Total	100.00
Men	Total	No difficulty	96.03
Men	Total	With some difficulty	2.73
Men	Total	With great difficulty	0.95
Men	Total	Cannot do it at all	0.29
Men	I	Total	100.00
Men	I	No difficulty	98.06
Men	I	With some difficulty	1.58
Men	I	With great difficulty	0.36
Men	I	Cannot do it at all	0.00
Men	II	Total	100.00
Men	II	No difficulty	97.40
Men	II	With some difficulty	2.35
Men	II	With great difficulty	0.11
Men	II	Cannot do it at all	0.14
Men	III	Total	100.00
Men	III	No difficulty	96.84
Men	III	With some difficulty	2.14
Men	III	With great difficulty	0.91
Men	III	Cannot do it at all	0.11
Men	IV	Total	100.00
Men	IV	No difficulty	95.90
Men	IV	With some difficulty	3.15
Men	IV	With great difficulty	0.82
Men	IV	Cannot do it at all	0.13
Men	V	Total	100.00
Men	V	No difficulty	94.67
Men	V	With some difficulty	3.60
Men	V	With great difficulty	1.49
Men	V	Cannot do it at all	0.24
Men	VI	Total	100.00
Men	VI	No difficulty	95.59
Men	VI	With some difficulty	3.08
Men	VI	With great difficulty	0.81
Men	VI	Cannot do it at all	0.53
Men	Not recorded	Total	100.00
Men	Not recorded	No difficulty	88.24
Men	Not recorded	With some difficulty	2.11
Men	Not recorded	With great difficulty	3.31
Men	Not recorded	Cannot do it at all	6.34
Women	Total	Total	100.00
Women	Total	No difficulty	94.35
Women	Total	With some difficulty	4.12
Women	Total	With great difficulty	1.11
Women	Total	Cannot do it at all	0.42
Women	I	Total	100.00
Women	I	No difficulty	97.35
Women	I	With some difficulty	1.66
Women	I	With great difficulty	0.43
Women	I	Cannot do it at all	0.55
Women	II	Total	100.00
Women	II	No difficulty	97.15
Women	II	With some difficulty	2.41
Women	II	With great difficulty	0.44
Women	II	Cannot do it at all	0.00
Women	III	Total	100.00
Women	III	No difficulty	95.03
Women	III	With some difficulty	3.95
Women	III	With great difficulty	0.93
Women	III	Cannot do it at all	0.10
Women	IV	Total	100.00
Women	IV	No difficulty	94.09
Women	IV	With some difficulty	4.40
Women	IV	With great difficulty	0.86
Women	IV	Cannot do it at all	0.66
Women	V	Total	100.00
Women	V	No difficulty	93.52
Women	V	With some difficulty	4.48
Women	V	With great difficulty	1.59
Women	V	Cannot do it at all	0.41
Women	VI	Total	100.00
Women	VI	No difficulty	91.72
Women	VI	With some difficulty	6.10
Women	VI	With great difficulty	1.77
Women	VI	Cannot do it at all	0.41
Women	Not recorded	Total	100.00
Women	Not recorded	No difficulty	88.82
Women	Not recorded	With some difficulty	8.07
Women	Not recorded	With great difficulty	1.20
Women	Not recorded	Cannot do it at all	1.91