2009 Historical Data
| 17 November | 41.72% |
| 10 November | 41.19% |
| 03 November | 41.21% |
| 27 October | 43.51% |
| 20 October | 41.75% |
| 13 October | 41.49% |
| 06 October | 41.93% |
| 29 September | 42.53% |
| 22 September | 41.04% |
| 15 September | 40.86% |
| 08 September | 40.77% |
| 01 September | 40.60% |
| 25 August | 40.45% |
| 18 August | 40.80% |
| 11 August | 40.34% |
| 04 August | 41.79% |
| 28 July | 42.23% |
| 21 July | 42.27% |
| 14 July | 42.27% |
| 07 July | 42.44% |
| 30 June | 42.22% |
| 23 June | 42.33% |
| 09 June | 43.07% |
| 02 June | 43.02% |
| 26 May | 42.26% |
| 19 May | 41.71% |
| 12 May | 41.69% |
| 05 May | 42.22% |
| 28 April | 41.85% |
| 21 April | 43.25% |
| 14 April | 42.50% |
| 07 April | 46.85% |
| 31 March | 42.84% |
| 24 March | 43.48% |
| 17 March | 44.00% |
| 10 March | 44.34% |
| 03 March | 44.48% |
| 24 February | 44.53% |
| 17 February | 45.36% |
| 10 February | 45.44% |
| 03 February | 42.06% |
| 27 January | 45.12% |
| 20 January | 44.94% |
| 13 January | 44.65% |
| 06 January | 44.49% |
