| 2009 | |
|---|---|
Very useful | 15.38% |
Quite useful | 31.47% |
Not very useful | 12.73% |
Not at all useful | 4.76% |
Not available | 35.66% |
Sample size | 1,656 |
Sample size calculated by VoxDash | 715 |
Probability sampling | |
Margin of error | ±3% |
Comparable margin of error | |
Calculated by VoxDash | |
Data provider | |
General population | |
Respondent qualification age | 18 |
Data sampling | Not specified |
Geographies | United Kingdom of Great Britain and Northern Ireland |
Coverages | Provincial/state |