Sex	Social class	Degree of difficulty	Total
BOTH SEXES	Total	Total	100.00
BOTH SEXES	Total	Without difficulty	89.78
BOTH SEXES	Total	With  some difficulty	8.41
BOTH SEXES	Total	With severe difficulty	1.39
BOTH SEXES	Total	Unable to do so	0.42
BOTH SEXES	I	Total	100.00
BOTH SEXES	I	Without difficulty	93.56
BOTH SEXES	I	With  some difficulty	5.63
BOTH SEXES	I	With severe difficulty	0.51
BOTH SEXES	I	Unable to do so	0.30
BOTH SEXES	II	Total	100.00
BOTH SEXES	II	Without difficulty	93.46
BOTH SEXES	II	With  some difficulty	5.63
BOTH SEXES	II	With severe difficulty	0.77
BOTH SEXES	II	Unable to do so	0.14
BOTH SEXES	III	Total	100.00
BOTH SEXES	III	Without difficulty	90.86
BOTH SEXES	III	With  some difficulty	7.29
BOTH SEXES	III	With severe difficulty	1.32
BOTH SEXES	III	Unable to do so	0.53
BOTH SEXES	IV	Total	100.00
BOTH SEXES	IV	Without difficulty	90.04
BOTH SEXES	IV	With  some difficulty	8.63
BOTH SEXES	IV	With severe difficulty	1.01
BOTH SEXES	IV	Unable to do so	0.32
BOTH SEXES	V	Total	100.00
BOTH SEXES	V	Without difficulty	87.99
BOTH SEXES	V	With  some difficulty	9.90
BOTH SEXES	V	With severe difficulty	1.66
BOTH SEXES	V	Unable to do so	0.45
BOTH SEXES	VI	Total	100.00
BOTH SEXES	VI	Without difficulty	88.21
BOTH SEXES	VI	With  some difficulty	9.37
BOTH SEXES	VI	With severe difficulty	2.00
BOTH SEXES	VI	Unable to do so	0.42
BOTH SEXES	No data recorded	Total	100.00
BOTH SEXES	No data recorded	Without difficulty	86.19
BOTH SEXES	No data recorded	With  some difficulty	10.14
BOTH SEXES	No data recorded	With severe difficulty	2.69
BOTH SEXES	No data recorded	Unable to do so	0.98
MALES	Total	Total	100.00
MALES	Total	Without difficulty	89.87
MALES	Total	With  some difficulty	8.46
MALES	Total	With severe difficulty	1.38
MALES	Total	Unable to do so	0.29
MALES	I	Total	100.00
MALES	I	Without difficulty	94.28
MALES	I	With  some difficulty	5.22
MALES	I	With severe difficulty	0.38
MALES	I	Unable to do so	0.12
MALES	II	Total	100.00
MALES	II	Without difficulty	93.88
MALES	II	With  some difficulty	5.71
MALES	II	With severe difficulty	0.12
MALES	II	Unable to do so	0.30
MALES	III	Total	100.00
MALES	III	Without difficulty	91.34
MALES	III	With  some difficulty	7.14
MALES	III	With severe difficulty	1.20
MALES	III	Unable to do so	0.32
MALES	IV	Total	100.00
MALES	IV	Without difficulty	89.64
MALES	IV	With  some difficulty	9.09
MALES	IV	With severe difficulty	1.16
MALES	IV	Unable to do so	0.11
MALES	V	Total	100.00
MALES	V	Without difficulty	87.85
MALES	V	With  some difficulty	10.30
MALES	V	With severe difficulty	1.56
MALES	V	Unable to do so	0.29
MALES	VI	Total	100.00
MALES	VI	Without difficulty	87.45
MALES	VI	With  some difficulty	9.34
MALES	VI	With severe difficulty	2.53
MALES	VI	Unable to do so	0.67
MALES	No data recorded	Total	100.00
MALES	No data recorded	Without difficulty	89.03
MALES	No data recorded	With  some difficulty	5.93
MALES	No data recorded	With severe difficulty	5.03
MALES	No data recorded	Unable to do so	0.00
FEMALES	Total	Total	100.00
FEMALES	Total	Without difficulty	89.69
FEMALES	Total	With  some difficulty	8.36
FEMALES	Total	With severe difficulty	1.41
FEMALES	Total	Unable to do so	0.54
FEMALES	I	Total	100.00
FEMALES	I	Without difficulty	92.74
FEMALES	I	With  some difficulty	6.10
FEMALES	I	With severe difficulty	0.65
FEMALES	I	Unable to do so	0.51
FEMALES	II	Total	100.00
FEMALES	II	Without difficulty	93.09
FEMALES	II	With  some difficulty	5.57
FEMALES	II	With severe difficulty	1.35
FEMALES	II	Unable to do so	0.00
FEMALES	III	Total	100.00
FEMALES	III	Without difficulty	90.44
FEMALES	III	With  some difficulty	7.42
FEMALES	III	With severe difficulty	1.42
FEMALES	III	Unable to do so	0.72
FEMALES	IV	Total	100.00
FEMALES	IV	Without difficulty	90.52
FEMALES	IV	With  some difficulty	8.06
FEMALES	IV	With severe difficulty	0.83
FEMALES	IV	Unable to do so	0.59
FEMALES	V	Total	100.00
FEMALES	V	Without difficulty	88.13
FEMALES	V	With  some difficulty	9.49
FEMALES	V	With severe difficulty	1.77
FEMALES	V	Unable to do so	0.62
FEMALES	VI	Total	100.00
FEMALES	VI	Without difficulty	88.80
FEMALES	VI	With  some difficulty	9.39
FEMALES	VI	With severe difficulty	1.59
FEMALES	VI	Unable to do so	0.22
FEMALES	No data recorded	Total	100.00
FEMALES	No data recorded	Without difficulty	85.00
FEMALES	No data recorded	With  some difficulty	11.90
FEMALES	No data recorded	With severe difficulty	1.71
FEMALES	No data recorded	Unable to do so	1.39