From: Development and validation of a measure of health literacy in the UK: the newest vital sign
 |  | % of population (NRS 2010) |
---|---|---|
A | Higher managerial, administrative and professional | 4 |
B | Intermediate managerial, administrative and professional | 22 |
C1 | Supervisory, clerical and junior managerial, administrative and professional | 29 |
C2 | Skilled manual workers | 21 |
D | Semi-skilled and unskilled manual workers | 15 |
E | State pensioners, casual and lowest grade workers, unemployed with state benefits only | 8 |