| 調查月份 Month of Survey |
半年結調查次數 Number of Surveys (Half-yearly) |
半年結成功樣本 Successful Sample (Half-yearly) |
半年結回應率 Response Rate (Half-yearly Average) |
| 7-12/04 | 2 | 2016 | 62.0% |
| 1-6/04 | 2 | 2085 | 63.3% |
| 7-12/03 | 2 | 2090 | 64.6% |
| 1-6/03 | 3 | 3184 | 67.6% |
| 7-12/02 | 3 | 3188 | 67.3% |
| 1-6/02 | 3 | 3132 | 64.1% |
| 7-12/01 | 3 | 3203 | 67.7% |
| 1-6/01 | 3 | 3152 | 58.8% |
| 7-12/00 | 3 | 3158 | 53.7% |
| 1-6/00 | 6 | 4240 | 53.9% |
| 7-12/99 | 6 | 3205 | 48.2% |
| 1-6/99 | 6 | 3147 | 49.9% |
| 7-12/98 | 7 | 3707 | 45.7% |
| 1-6/98 | 7 | 3744 | 48.4% |
| 7-12/97 | 6 | 3181 | 43.4% |