| 調查日期 Date of Survey |
有信心 Confident |
冇信心 Not confident |
唔知/難講 DK/HS |
總數 Total |
| 7-12/03 | 37.9% | 42.2% | 20.0% | 100.0% |
| 1-6/03 | 48.1% | 35.2% | 16.7% | 100.0% |
| 7-12/02 | 48.1% | 33.9% | 18.1% | 100.0% |
| 1-6/02 | 49.9% | 31.9% | 18.3% | 100.0% |
| 7-12/01 | 54.5% | 27.7% | 17.8% | 100.0% |
| 1-6/01 | 49.4% | 33.5% | 17.1% | 100.0% |
| 7-12/00 | 50.4% | 32.1% | 17.6% | 100.0% |
| 1-6/00 | 47.0% | 31.8% | 21.2% | 100.0% |
| 7-12/99 | 41.0% | 38.7% | 20.5% | 100.0% |
| 1-6/99 | 35.4% | 44.0% | 20.7% | 100.0% |
| 7-12/98 | 38.9% | 44.1% | 17.0% | 100.0% |
| 1-6/98 | 32.3% | 43.8% | 23.9% | 100.0% |
| 7-12/97 | 33.1% | 46.6% | 20.3% | 100.0% |