調查日期  Date of survey	成功樣本  Successful Sample	回應率  Response Rate
4-7/10/04	1016	62.4%
2-5/7/04	1026	63.0%
1-3/4/04	1022	64.1%
2-4/1/04	1005	67.5%
1-2/10/03	1052	65.7%