This dataset provides 2001 Census estimates that classify usual residents in Wales aged 3 and over by sex and age and limiting long-term illness and general health by knowledge of Welsh. The estimates are as at census day, 29 April 2001.

General health refers to health over the 12 months prior to Census day (29 April 2001).

'Understands spoken Welsh only' means the person understands spoken Welsh but has no other skills in the language.

All people in Wales aged 16 to 74 in employment the week before the Census
This dataset provides 2001 Census estimates that classify usual residents in Wales aged 16 to 74 in employment the week before the Census by sex and occupation by knowledge of Welsh. The estimates are as at census day, 29 April 2001.

General health refers to health over the 12 months prior to Census day (29 April 2001).

'Understands spoken Welsh only' means the person understands spoken Welsh but has no other skills in the language.

This dataset provides 2001 Census estimates that classify usual residents in Wales aged 16 to 74 by welsh speakers and economic activity and year last worked by age. The estimates are as at census day, 29 April 2001.

Last worked in 2001' means last worked in the four months before Census day (29 April 2001).

This dataset provides 2001 Census estimates that classify usual residents in Wales aged 16 to 74 in employment the week before the Census by sex and industry by knowledge of Welsh. The estimates are as at census day, 29 April 2001.

'Other industry' includes other community, social and personal service activities, private households with employed persons and extra-territorial organisations and bodies.

The industry categorisation is based on the 'UK Standard Industrial Classification of Economic Activities 1992' (SIC92).

'Understands spoken Welsh only' means the person understands spoken Welsh but has no other skills in the language.

This dataset provides 2001 Census estimates that classify usual residents in Wales aged 16 to 74 by sex and NS-SeC by knowledge of Welsh. The estimates are as at census day, 29 April 2001.

NS-SeC stands for National Statistics Socio-economic Classification.

In the NS-SeC classification, all full-time students are recorded in the 'full-time students' category regardless of whether they are economically active or not.

For long-term unemployed year last worked is 1999 or earlier.

'Not classifiable for other reasons' includes people whose occupation has not been coded and those who cannot be allocated to an NS-SeC category.

'Understands spoken Welsh only' means the person understands spoken Welsh but has no other skills in the language.