SEX	SOCIAL CLASS	DEGREE OF DIFFICULTY	Total
BOTH SEXES	TOTAL	TOTAL	16.646,8
BOTH SEXES	TOTAL	No difficulty	11.010,7
BOTH SEXES	TOTAL	With some difficulty	2.301
BOTH SEXES	TOTAL	Very difficult	1.560,2
BOTH SEXES	TOTAL	Unable to do so	1.736,7
BOTH SEXES	TOTAL	Has not tried or needed it	16,2
BOTH SEXES	TOTAL	Not specified	21,8
BOTH SEXES	I	TOTAL	1.970,4
BOTH SEXES	I	No difficulty	1.533,3
BOTH SEXES	I	With some difficulty	247
BOTH SEXES	I	Very difficult	108,2
BOTH SEXES	I	Unable to do so	80,7
BOTH SEXES	I	Has not tried or needed it	0
BOTH SEXES	I	Not specified	1,1
BOTH SEXES	II	TOTAL	1.103,9
BOTH SEXES	II	No difficulty	810,6
BOTH SEXES	II	With some difficulty	151,9
BOTH SEXES	II	Very difficult	69
BOTH SEXES	II	Unable to do so	65,5
BOTH SEXES	II	Has not tried or needed it	6,7
BOTH SEXES	II	Not specified	0
BOTH SEXES	III	TOTAL	3.332,4
BOTH SEXES	III	No difficulty	2.343,6
BOTH SEXES	III	With some difficulty	446,8
BOTH SEXES	III	Very difficult	245,2
BOTH SEXES	III	Unable to do so	287,8
BOTH SEXES	III	Has not tried or needed it	2
BOTH SEXES	III	Not specified	6,8
BOTH SEXES	IV	TOTAL	2.264,6
BOTH SEXES	IV	No difficulty	1.454,1
BOTH SEXES	IV	With some difficulty	315,4
BOTH SEXES	IV	Very difficult	230,1
BOTH SEXES	IV	Unable to do so	261,1
BOTH SEXES	IV	Has not tried or needed it	0
BOTH SEXES	IV	Not specified	3,7
BOTH SEXES	V	TOTAL	5.054,5
BOTH SEXES	V	No difficulty	3.146,9
BOTH SEXES	V	With some difficulty	771,8
BOTH SEXES	V	Very difficult	524,6
BOTH SEXES	V	Unable to do so	603,2
BOTH SEXES	V	Has not tried or needed it	1,7
BOTH SEXES	V	Not specified	6
BOTH SEXES	VI	TOTAL	2.206,2
BOTH SEXES	VI	No difficulty	1.312,8
BOTH SEXES	VI	With some difficulty	274,7
BOTH SEXES	VI	Very difficult	292,9
BOTH SEXES	VI	Unable to do so	323,5
BOTH SEXES	VI	Has not tried or needed it	0
BOTH SEXES	VI	Not specified	2,1
BOTH SEXES	Not specified	TOTAL	714,5
BOTH SEXES	Not specified	No difficulty	409,1
BOTH SEXES	Not specified	With some difficulty	93,2
BOTH SEXES	Not specified	Very difficult	89,8
BOTH SEXES	Not specified	Unable to do so	114,7
BOTH SEXES	Not specified	Has not tried or needed it	5,6
BOTH SEXES	Not specified	Not specified	1,8
Men	TOTAL	TOTAL	7.628,8
Men	TOTAL	No difficulty	5.700,1
Men	TOTAL	With some difficulty	917,3
Men	TOTAL	Very difficult	473,6
Men	TOTAL	Unable to do so	531,8
Men	TOTAL	Has not tried or needed it	0
Men	TOTAL	Not specified	5,8
Men	I	TOTAL	996,9
Men	I	No difficulty	841,7
Men	I	With some difficulty	81,9
Men	I	Very difficult	37,4
Men	I	Unable to do so	34,6
Men	I	Has not tried or needed it	0
Men	I	Not specified	1,1
Men	II	TOTAL	478,8
Men	II	No difficulty	382,6
Men	II	With some difficulty	61,4
Men	II	Very difficult	26,9
Men	II	Unable to do so	7,7
Men	II	Has not tried or needed it	0
Men	II	Not specified	0
Men	III	TOTAL	1.575,7
Men	III	No difficulty	1.199,6
Men	III	With some difficulty	190,2
Men	III	Very difficult	89,8
Men	III	Unable to do so	96
Men	III	Has not tried or needed it	0
Men	III	Not specified	0
Men	IV	TOTAL	1.243,6
Men	IV	No difficulty	917,5
Men	IV	With some difficulty	155,2
Men	IV	Very difficult	80,8
Men	IV	Unable to do so	88,2
Men	IV	Has not tried or needed it	0
Men	IV	Not specified	1,6
Men	V	TOTAL	2.470,7
Men	V	No difficulty	1.755
Men	V	With some difficulty	336,5
Men	V	Very difficult	171,9
Men	V	Unable to do so	204,1
Men	V	Has not tried or needed it	0
Men	V	Not specified	2,9
Men	VI	TOTAL	782,6
Men	VI	No difficulty	546
Men	VI	With some difficulty	87,2
Men	VI	Very difficult	61,1
Men	VI	Unable to do so	88,1
Men	VI	Has not tried or needed it	0
Men	VI	Not specified	0
Men	Not specified	TOTAL	80,2
Men	Not specified	No difficulty	57,4
Men	Not specified	With some difficulty	4,5
Men	Not specified	Very difficult	5,3
Men	Not specified	Unable to do so	12,7
Men	Not specified	Has not tried or needed it	0
Men	Not specified	Not specified	0
Women	TOTAL	TOTAL	9.018
Women	TOTAL	No difficulty	5.310,5
Women	TOTAL	With some difficulty	1.383,7
Women	TOTAL	Very difficult	1.086,5
Women	TOTAL	Unable to do so	1.204,8
Women	TOTAL	Has not tried or needed it	16,2
Women	TOTAL	Not specified	16
Women	I	TOTAL	973,5
Women	I	No difficulty	691,6
Women	I	With some difficulty	165
Women	I	Very difficult	70,7
Women	I	Unable to do so	46
Women	I	Has not tried or needed it	0
Women	I	Not specified	0
Women	II	TOTAL	625
Women	II	No difficulty	428
Women	II	With some difficulty	90,4
Women	II	Very difficult	42
Women	II	Unable to do so	57,7
Women	II	Has not tried or needed it	6,7
Women	II	Not specified	0
Women	III	TOTAL	1.756,6
Women	III	No difficulty	1.143,9
Women	III	With some difficulty	256,5
Women	III	Very difficult	155,4
Women	III	Unable to do so	191,7
Women	III	Has not tried or needed it	2
Women	III	Not specified	6,8
Women	IV	TOTAL	1.020,9
Women	IV	No difficulty	536,6
Women	IV	With some difficulty	160,1
Women	IV	Very difficult	149,2
Women	IV	Unable to do so	172,9
Women	IV	Has not tried or needed it	0
Women	IV	Not specified	2
Women	V	TOTAL	2.583,8
Women	V	No difficulty	1.391,8
Women	V	With some difficulty	435,2
Women	V	Very difficult	352,6
Women	V	Unable to do so	399
Women	V	Has not tried or needed it	1,7
Women	V	Not specified	3,1
Women	VI	TOTAL	1.423,5
Women	VI	No difficulty	766,7
Women	VI	With some difficulty	187,4
Women	VI	Very difficult	231,8
Women	VI	Unable to do so	235,3
Women	VI	Has not tried or needed it	0
Women	VI	Not specified	2,1
Women	Not specified	TOTAL	634,3
Women	Not specified	No difficulty	351,6
Women	Not specified	With some difficulty	88,7
Women	Not specified	Very difficult	84,4
Women	Not specified	Unable to do so	101,9
Women	Not specified	Has not tried or needed it	5,6
Women	Not specified	Not specified	1,8