Age	Daily hours of sleep	Total
Total	Total	28,552
Total	From 1 to 4 hours	4,330
Total	From 5 to 6 hours	8,578
Total	From 7 to 8 hours	12,565
Total	More than 8 hours	2,823
Total	Not given	255
Between 18 and 29 years	Total	6,036
Between 18 and 29 years	From 1 to 4 hours	652
Between 18 and 29 years	From 5 to 6 hours	1,432
Between 18 and 29 years	From 7 to 8 hours	3,263
Between 18 and 29 years	More than 8 hours	653
Between 18 and 29 years	Not given	36
Between 30 and 44 years	Total	8,573
Between 30 and 44 years	From 1 to 4 hours	1,535
Between 30 and 44 years	From 5 to 6 hours	2,507
Between 30 and 44 years	From 7 to 8 hours	3,789
Between 30 and 44 years	More than 8 hours	700
Between 30 and 44 years	Not given	42
Between 45 and 64 years	Total	12,366
Between 45 and 64 years	From 1 to 4 hours	1,937
Between 45 and 64 years	From 5 to 6 hours	4,185
Between 45 and 64 years	From 7 to 8 hours	4,793
Between 45 and 64 years	More than 8 hours	1,277
Between 45 and 64 years	Not given	173
More than 64 years	Total	1,578
More than 64 years	From 1 to 4 hours	206
More than 64 years	From 5 to 6 hours	455
More than 64 years	From 7 to 8 hours	720
More than 64 years	More than 8 hours	192
More than 64 years	Not given	4