| Week | GCN 2002 % | GCN 2003 % | GCN 2004 % | GCN 2005 % | GCN 2006 % | Average % ? | Weekly % | |
| 1 | 13.0% | 6.5% | 20.7% | 9.5% | 21.7% | 12.6% | 12.6% | |
| 2 | 16.7% | 7.9% | 25.6% | 12.0% | 28.4% | 15.8% | 3.2% | |
| 3 | 18.8% | 9.0% | 28.5% | 13.4% | 32.4% | 17.7% | 1.9% | |
| 4 | 20.3% | 9.9% | 30.5% | 16.9% | 35.6% | 19.4% | 1.7% | |
| 5 | 22.0% | 10.7% | 32.2% | 18.7% | 38.7% | 20.9% | 1.5% | |
| 6 | 23.3% | 11.5% | 33.7% | 19.9% | 41.2% | 22.1% | 1.2% | |
| 7 | 24.8% | 12.2% | 35.2% | 21.2% | 43.8% | 23.4% | 1.3% | |
| 8 | 26.0% | 12.8% | 36.3% | 22.6% | 45.7% | 24.4% | 1.0% | |
| 9 | 27.0% | 13.5% | 37.7% | 24.1% | 47.7% | 25.5% | 1.1% | |
| 10 | 28.1% | 14.2% | 38.9% | 25.4% | 49.4% | 26.5% | 1.0% | |
| 11 | 29.3% | 14.9% | 40.7% | 26.6% | 51.1% | 27.7% | 1.2% | |
| 12 | 32.6% | 15.8% | 41.9% | 28.2% | 53.0% | 29.6% | 1.9% | |
| 13 | 34.7% | 17.4% | 43.1% | 29.6% | 55.0% | 31.3% | 1.7% | |
| 14 | 35.9% | 18.9% | 44.6% | 30.8% | 56.6% | 32.6% | 1.3% | |
| 15 | 37.0% | 19.7% | 45.5% | 31.9% | 58.0% | 33.7% | 1.0% | |
| 16 | 37.8% | 20.4% | 46.1% | 34.5% | 59.4% | 34.6% | 0.9% | |
| 17 | 38.8% | 21.3% | 47.0% | 36.5% | 61.4% | 35.7% | 1.1% | |
| 18 | 39.9% | 22.2% | 48.3% | 38.4% | 63.4% | 36.8% | 1.2% | |
| 19 | 40.9% | 22.9% | 49.6% | 39.5% | 65.2% | 37.8% | 1.0% | |
| 20 | 41.4% | 23.4% | 50.2% | 40.5% | 66.7% | 38.5% | 0.6% | |
| 21 | 41.8% | 23.9% | 51.0% | 41.6% | 68.0% | 39.1% | 0.6% | |
| 22 | 42.2% | 24.3% | 51.9% | 42.5% | 69.3% | 39.7% | 0.6% | |
| 23 | 43.5% | 24.6% | 52.6% | 43.4% | 70.6% | 40.5% | 0.8% | |
| 24 | 44.4% | 24.7% | 53.3% | 44.2% | 72.3% | 41.1% | 0.6% | |
| 25 | 45.0% | 26.3% | 53.9% | 45.0% | 73.6% | 42.1% | 1.0% | |
| 26 | 45.8% | 27.7% | 54.7% | 45.8% | 74.7% | 43.1% | 1.0% | |
| 27 | 46.7% | 28.7% | 55.5% | 46.6% | 75.9% | 44.0% | 0.9% | |
| 28 | 47.5% | 29.7% | 56.4% | 47.7% | 77.0% | 44.9% | 0.9% | |
| 29 | 50.5% | 30.8% | 57.2% | 48.8% | 78.3% | 46.7% | 1.7% | |
| 30 | 51.9% | 32.0% | 58.6% | 50.0% | 79.5% | 48.0% | 1.3% | |
| 31 | 53.1% | 33.3% | 59.7% | 51.4% | 80.6% | 49.2% | 1.2% | |
| 32 | 54.3% | 35.4% | 61.1% | 53.1% | 81.9% | 50.8% | 1.6% | |
| 33 | 55.5% | 37.4% | 62.4% | 54.8% | 83.1% | 52.4% | 1.6% | |
| 34 | 56.7% | 38.7% | 63.6% | 55.8% | 84.1% | 53.6% | 1.2% | |
| 35 | 58.1% | 42.0% | 64.8% | 56.6% | 85.2% | 55.6% | 2.0% | |
| 36 | 59.4% | 44.3% | 65.9% | 57.4% | 86.1% | 57.1% | 1.5% | |
| 37 | 61.3% | 46.0% | 66.8% | 58.1% | 86.9% | 58.6% | 1.5% | |
| 38 | 62.5% | 47.4% | 67.6% | 59.1% | 87.9% | 59.8% | 1.2% | |
| 39 | 64.0% | 48.9% | 68.6% | 59.7% | 88.5% | 61.1% | 1.3% | |
| 40 | 65.2% | 50.0% | 69.3% | 60.4% | 89.3% | 62.1% | 1.0% | |
| 41 | 66.4% | 50.9% | 70.1% | 61.1% | 90.3% | 63.1% | 1.0% | |
| 42 | 67.4% | 52.5% | 70.8% | 61.9% | 91.1% | 64.2% | 1.1% | |
| 43 | 68.3% | 53.9% | 71.5% | 63.4% | 92.0% | 65.3% | 1.1% | |
| 44 | 69.8% | 55.3% | 72.3% | 65.2% | 92.6% | 66.7% | 1.4% | |
| 45 | 71.5% | 57.4% | 73.2% | 67.1% | 93.2% | 68.3% | 1.6% | |
| 46 | 73.0% | 59.3% | 73.9% | 68.8% | 94.0% | 69.8% | 1.5% | |
| 47 | 76.1% | 61.5% | 74.7% | 71.1% | 94.6% | 72.0% | 2.2% | |
| 48 | 79.0% | 64.5% | 75.6% | 74.3% | 95.3% | 74.5% | 2.5% | |
| 49 | 82.9% | 68.3% | 76.8% | 79.0% | 96.1% | 77.8% | 3.3% | |
| 50 | 87.2% | 73.8% | 78.7% | 84.9% | 97.0% | 82.2% | 4.3% | |
| 51 | 93.6% | 86.5% | 86.9% | 92.4% | 98.5% | 91.1% | 9.0% | |
| 52 | 100.0% | 100.0% | 93.5% | 100.0% | 100.0% | 100.0% | 8.9% | |
| 53 | 100.0% |