| 2009 | |
|---|---|
Very useful | 14.39% |
Quite useful | 23.35% |
Not very useful | 14.54% |
Not at all useful | 7.78% |
Not available | 39.94% |
Sample size | 1,656 |
Sample size calculated by VoxDash | 681 |
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 |