Sex	Social class	Heavy drinking	Total
Both sexes	TOTAL	TOTAL	100.00
Both sexes	TOTAL	Daily or almost daily	0.61
Both sexes	TOTAL	From 1 to 4 days a week	3.16
Both sexes	TOTAL	From 1 to 3 days a month	9.79
Both sexes	TOTAL	Less than once a month	19.06
Both sexes	TOTAL	Never	67.38
Both sexes	I	TOTAL	100.00
Both sexes	I	Daily or almost daily	0.44
Both sexes	I	From 1 to 4 days a week	3.05
Both sexes	I	From 1 to 3 days a month	8.91
Both sexes	I	Less than once a month	18.46
Both sexes	I	Never	69.14
Both sexes	II	TOTAL	100.00
Both sexes	II	Daily or almost daily	0.41
Both sexes	II	From 1 to 4 days a week	3.01
Both sexes	II	From 1 to 3 days a month	10.02
Both sexes	II	Less than once a month	21.84
Both sexes	II	Never	64.72
Both sexes	III	TOTAL	100.00
Both sexes	III	Daily or almost daily	0.67
Both sexes	III	From 1 to 4 days a week	3.45
Both sexes	III	From 1 to 3 days a month	10.55
Both sexes	III	Less than once a month	17.86
Both sexes	III	Never	67.46
Both sexes	IV	TOTAL	100.00
Both sexes	IV	Daily or almost daily	0.57
Both sexes	IV	From 1 to 4 days a week	2.57
Both sexes	IV	From 1 to 3 days a month	8.63
Both sexes	IV	Less than once a month	18.81
Both sexes	IV	Never	69.41
Both sexes	V	TOTAL	100.00
Both sexes	V	Daily or almost daily	0.62
Both sexes	V	From 1 to 4 days a week	3.39
Both sexes	V	From 1 to 3 days a month	9.86
Both sexes	V	Less than once a month	19.30
Both sexes	V	Never	66.84
Both sexes	VI	TOTAL	100.00
Both sexes	VI	Daily or almost daily	0.78
Both sexes	VI	From 1 to 4 days a week	2.90
Both sexes	VI	From 1 to 3 days a month	9.78
Both sexes	VI	Less than once a month	19.61
Both sexes	VI	Never	66.93
Both sexes	No data recorded	TOTAL	100.00
Both sexes	No data recorded	Daily or almost daily	1.25
Both sexes	No data recorded	From 1 to 4 days a week	4.43
Both sexes	No data recorded	From 1 to 3 days a month	15.83
Both sexes	No data recorded	Less than once a month	17.10
Both sexes	No data recorded	Never	61.39
Men	TOTAL	TOTAL	100.00
Men	TOTAL	Daily or almost daily	0.85
Men	TOTAL	From 1 to 4 days a week	4.23
Men	TOTAL	From 1 to 3 days a month	12.31
Men	TOTAL	Less than once a month	21.89
Men	TOTAL	Never	60.72
Men	I	TOTAL	100.00
Men	I	Daily or almost daily	0.28
Men	I	From 1 to 4 days a week	3.67
Men	I	From 1 to 3 days a month	11.77
Men	I	Less than once a month	20.29
Men	I	Never	63.98
Men	II	TOTAL	100.00
Men	II	Daily or almost daily	0.75
Men	II	From 1 to 4 days a week	4.58
Men	II	From 1 to 3 days a month	12.25
Men	II	Less than once a month	23.92
Men	II	Never	58.50
Men	III	TOTAL	100.00
Men	III	Daily or almost daily	0.99
Men	III	From 1 to 4 days a week	4.66
Men	III	From 1 to 3 days a month	12.59
Men	III	Less than once a month	21.30
Men	III	Never	60.45
Men	IV	TOTAL	100.00
Men	IV	Daily or almost daily	0.89
Men	IV	From 1 to 4 days a week	3.41
Men	IV	From 1 to 3 days a month	10.62
Men	IV	Less than once a month	21.44
Men	IV	Never	63.63
Men	V	TOTAL	100.00
Men	V	Daily or almost daily	0.92
Men	V	From 1 to 4 days a week	4.14
Men	V	From 1 to 3 days a month	12.74
Men	V	Less than once a month	21.97
Men	V	Never	60.23
Men	VI	TOTAL	100.00
Men	VI	Daily or almost daily	0.94
Men	VI	From 1 to 4 days a week	4.67
Men	VI	From 1 to 3 days a month	12.68
Men	VI	Less than once a month	23.54
Men	VI	Never	58.18
Men	No data recorded	TOTAL	100.00
Men	No data recorded	Daily or almost daily	2.75
Men	No data recorded	From 1 to 4 days a week	9.94
Men	No data recorded	From 1 to 3 days a month	21.91
Men	No data recorded	Less than once a month	21.83
Men	No data recorded	Never	43.57
Women	TOTAL	TOTAL	100.00
Women	TOTAL	Daily or almost daily	0.29
Women	TOTAL	From 1 to 4 days a week	1.80
Women	TOTAL	From 1 to 3 days a month	6.58
Women	TOTAL	Less than once a month	15.43
Women	TOTAL	Never	75.90
Women	I	TOTAL	100.00
Women	I	Daily or almost daily	0.62
Women	I	From 1 to 4 days a week	2.31
Women	I	From 1 to 3 days a month	5.51
Women	I	Less than once a month	16.28
Women	I	Never	75.27
Women	II	TOTAL	100.00
Women	II	Daily or almost daily	0.00
Women	II	From 1 to 4 days a week	1.14
Women	II	From 1 to 3 days a month	7.36
Women	II	Less than once a month	19.37
Women	II	Never	72.12
Women	III	TOTAL	100.00
Women	III	Daily or almost daily	0.29
Women	III	From 1 to 4 days a week	2.03
Women	III	From 1 to 3 days a month	8.16
Women	III	Less than once a month	13.82
Women	III	Never	75.69
Women	IV	TOTAL	100.00
Women	IV	Daily or almost daily	0.11
Women	IV	From 1 to 4 days a week	1.34
Women	IV	From 1 to 3 days a month	5.73
Women	IV	Less than once a month	14.97
Women	IV	Never	77.86
Women	V	TOTAL	100.00
Women	V	Daily or almost daily	0.19
Women	V	From 1 to 4 days a week	2.31
Women	V	From 1 to 3 days a month	5.74
Women	V	Less than once a month	15.47
Women	V	Never	76.29
Women	VI	TOTAL	100.00
Women	VI	Daily or almost daily	0.59
Women	VI	From 1 to 4 days a week	0.76
Women	VI	From 1 to 3 days a month	6.27
Women	VI	Less than once a month	14.84
Women	VI	Never	77.54
Women	No data recorded	TOTAL	100.00
Women	No data recorded	Daily or almost daily	0.34
Women	No data recorded	From 1 to 4 days a week	1.11
Women	No data recorded	From 1 to 3 days a month	12.17
Women	No data recorded	Less than once a month	14.26
Women	No data recorded	Never	72.11