| 2009 | |
|---|---|
Wholly in-house | 52.76% |
Partially outsourced | 22.3% |
Wholly outsourced | 13.69% |
Do not offer | 11.26% |
Sample size | 553 |
Sample size calculated by VoxDash | 453 |
Probability sampling | |
Margin of error | ±5% |
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 |