SEX	SOCIAL CLASS	DEGREE OF DIFFICULTY	Total
BOTH SEXES	Total	Total	17,219.4
BOTH SEXES	Total	No difficulty	10,743.1
BOTH SEXES	Total	With some difficulty	2,849.7
BOTH SEXES	Total	With great difficulty	1,334.7
BOTH SEXES	Total	Cannot do it at all	2,245.2
BOTH SEXES	Total	Has not tried or needed to	11.9
BOTH SEXES	Total	Not recorded	34.5
BOTH SEXES	I	Total	2,289.7
BOTH SEXES	I	No difficulty	1,751.1
BOTH SEXES	I	With some difficulty	309.3
BOTH SEXES	I	With great difficulty	119.7
BOTH SEXES	I	Cannot do it at all	108.0
BOTH SEXES	I	Has not tried or needed to	0.0
BOTH SEXES	I	Not recorded	1.4
BOTH SEXES	II	Total	1,201.9
BOTH SEXES	II	No difficulty	817.0
BOTH SEXES	II	With some difficulty	197.9
BOTH SEXES	II	With great difficulty	89.4
BOTH SEXES	II	Cannot do it at all	97.5
BOTH SEXES	II	Has not tried or needed to	0.0
BOTH SEXES	II	Not recorded	0.0
BOTH SEXES	III	Total	3,641.2
BOTH SEXES	III	No difficulty	2,363.1
BOTH SEXES	III	With some difficulty	620.2
BOTH SEXES	III	With great difficulty	258.0
BOTH SEXES	III	Cannot do it at all	384.6
BOTH SEXES	III	Has not tried or needed to	0.0
BOTH SEXES	III	Not recorded	15.2
BOTH SEXES	IV	Total	2,527.3
BOTH SEXES	IV	No difficulty	1,521.0
BOTH SEXES	IV	With some difficulty	415.2
BOTH SEXES	IV	With great difficulty	212.6
BOTH SEXES	IV	Cannot do it at all	369.1
BOTH SEXES	IV	Has not tried or needed to	6.9
BOTH SEXES	IV	Not recorded	2.2
BOTH SEXES	V	Total	5,017.8
BOTH SEXES	V	No difficulty	2,945.0
BOTH SEXES	V	With some difficulty	853.6
BOTH SEXES	V	With great difficulty	391.9
BOTH SEXES	V	Cannot do it at all	816.4
BOTH SEXES	V	Has not tried or needed to	1.8
BOTH SEXES	V	Not recorded	8.9
BOTH SEXES	VI	Total	1,957.6
BOTH SEXES	VI	No difficulty	1,089.0
BOTH SEXES	VI	With some difficulty	359.1
BOTH SEXES	VI	With great difficulty	193.3
BOTH SEXES	VI	Cannot do it at all	308.5
BOTH SEXES	VI	Has not tried or needed to	1.6
BOTH SEXES	VI	Not recorded	6.0
BOTH SEXES	Not recorded	Total	583.5
BOTH SEXES	Not recorded	No difficulty	256.7
BOTH SEXES	Not recorded	With some difficulty	94.1
BOTH SEXES	Not recorded	With great difficulty	69.4
BOTH SEXES	Not recorded	Cannot do it at all	161.0
BOTH SEXES	Not recorded	Has not tried or needed to	1.4
BOTH SEXES	Not recorded	Not recorded	0.6
Men	Total	Total	7,914.3
Men	Total	No difficulty	5,768.7
Men	Total	With some difficulty	1,050.5
Men	Total	With great difficulty	404.3
Men	Total	Cannot do it at all	670.4
Men	Total	Has not tried or needed to	4.1
Men	Total	Not recorded	16.0
Men	I	Total	1,205.4
Men	I	No difficulty	1,018.4
Men	I	With some difficulty	118.0
Men	I	With great difficulty	25.4
Men	I	Cannot do it at all	42.1
Men	I	Has not tried or needed to	0.0
Men	I	Not recorded	1.4
Men	II	Total	561.3
Men	II	No difficulty	446.5
Men	II	With some difficulty	65.3
Men	II	With great difficulty	26.3
Men	II	Cannot do it at all	23.1
Men	II	Has not tried or needed to	0.0
Men	II	Not recorded	0.0
Men	III	Total	1,674.7
Men	III	No difficulty	1,235.0
Men	III	With some difficulty	216.8
Men	III	With great difficulty	90.3
Men	III	Cannot do it at all	123.2
Men	III	Has not tried or needed to	0.0
Men	III	Not recorded	9.3
Men	IV	Total	1,305.5
Men	IV	No difficulty	894.6
Men	IV	With some difficulty	208.6
Men	IV	With great difficulty	72.6
Men	IV	Cannot do it at all	124.8
Men	IV	Has not tried or needed to	2.4
Men	IV	Not recorded	2.2
Men	V	Total	2,330.6
Men	V	No difficulty	1,600.6
Men	V	With some difficulty	335.6
Men	V	With great difficulty	124.7
Men	V	Cannot do it at all	266.3
Men	V	Has not tried or needed to	1.3
Men	V	Not recorded	1.8
Men	VI	Total	698.1
Men	VI	No difficulty	482.3
Men	VI	With some difficulty	91.1
Men	VI	With great difficulty	53.0
Men	VI	Cannot do it at all	70.5
Men	VI	Has not tried or needed to	0.0
Men	VI	Not recorded	1.0
Men	Not recorded	Total	138.2
Men	Not recorded	No difficulty	91.0
Men	Not recorded	With some difficulty	14.8
Men	Not recorded	With great difficulty	11.7
Men	Not recorded	Cannot do it at all	20.1
Men	Not recorded	Has not tried or needed to	0.3
Men	Not recorded	Not recorded	0.0
Women	Total	Total	9,305.1
Women	Total	No difficulty	4,974.3
Women	Total	With some difficulty	1,799.1
Women	Total	With great difficulty	930.4
Women	Total	Cannot do it at all	1,574.8
Women	Total	Has not tried or needed to	7.7
Women	Total	Not recorded	18.5
Women	I	Total	1,084.2
Women	I	No difficulty	732.6
Women	I	With some difficulty	191.3
Women	I	With great difficulty	94.3
Women	I	Cannot do it at all	65.9
Women	I	Has not tried or needed to	0.0
Women	I	Not recorded	0.0
Women	II	Total	640.5
Women	II	No difficulty	370.4
Women	II	With some difficulty	132.5
Women	II	With great difficulty	63.1
Women	II	Cannot do it at all	74.4
Women	II	Has not tried or needed to	0.0
Women	II	Not recorded	0.0
Women	III	Total	1,966.5
Women	III	No difficulty	1,128.0
Women	III	With some difficulty	403.4
Women	III	With great difficulty	167.7
Women	III	Cannot do it at all	261.3
Women	III	Has not tried or needed to	0.0
Women	III	Not recorded	5.8
Women	IV	Total	1,221.7
Women	IV	No difficulty	626.4
Women	IV	With some difficulty	206.5
Women	IV	With great difficulty	140.0
Women	IV	Cannot do it at all	244.2
Women	IV	Has not tried or needed to	4.4
Women	IV	Not recorded	0.0
Women	V	Total	2,687.2
Women	V	No difficulty	1,344.3
Women	V	With some difficulty	517.9
Women	V	With great difficulty	267.2
Women	V	Cannot do it at all	550.0
Women	V	Has not tried or needed to	0.5
Women	V	Not recorded	7.0
Women	VI	Total	1,259.5
Women	VI	No difficulty	606.7
Women	VI	With some difficulty	267.9
Women	VI	With great difficulty	140.2
Women	VI	Cannot do it at all	237.9
Women	VI	Has not tried or needed to	1.6
Women	VI	Not recorded	4.9
Women	Not recorded	Total	445.2
Women	Not recorded	No difficulty	165.6
Women	Not recorded	With some difficulty	79.3
Women	Not recorded	With great difficulty	57.6
Women	Not recorded	Cannot do it at all	140.8
Women	Not recorded	Has not tried or needed to	1.0
Women	Not recorded	Not recorded	0.6