調查日期<br>Date of survey	半年結調查次數<br>Number of Surveys(Half-yearly)	半年結成功樣本<br>Total Sample(Half-yearly)	半年結次樣本人數<br>Sub-sample(Half-yearly)	半年結回應率<br>Response rate(Half-yearly Average)	有信心<br>Confident	冇信心<br>Not Confident	難講/唔知道<br>DK/HS	合計<br>Total	淨值<br>Net Value
7-12/1997	6	3196	3196	43.6%	73.1%	11.8%	15.1%	100.0%	61.3%
1-6/1998	3	1590	1590	47.5%	71.0%	15.0%	14.0%	100.0%	56.0%
1-6/1999	1	528	528	49.0%	78.6%	10.5%	10.9%	100.0%	68.1%
7-12/2001	4	4220	4220	68.2%	79.9%	10.0%	10.1%	100.0%	69.9%
1-6/2002	3	3246	3246	65.2%	81.1%	8.6%	10.4%	100.0%	72.5%
7-12/2002	3	3072	3072	66.2%	81.7%	9.6%	8.8%	100.0%	72.1%
1-6/2003	3	3109	3109	68.4%	79.1%	11.0%	9.8%	100.0%	68.1%
7-12/2003	3	3058	3058	65.7%	82.7%	8.3%	9.0%	100.0%	74.3%
1-6/2004	3	3090	3090	64.5%	82.6%	8.8%	8.6%	100.0%	73.9%
7-12/2004	3	3063	3063	65.8%	83.4%	9.2%	7.4%	100.0%	74.2%
1-6/2005	3	3061	3061	63.9%	79.0%	11.4%	9.6%	100.0%	67.6%
7-12/2005	3	3029	3029	64.3%	82.0%	11.0%	7.0%	100.0%	70.9%
1-6/2006	3	3045	3045	61.2%	85.0%	9.3%	5.7%	100.0%	75.8%
7-12/2006	3	3036	3036	58.5%	85.7%	9.3%	4.9%	100.0%	76.4%
1-6/2007	3	3040	3040	65.2%	87.5%	8.1%	4.4%	100.0%	79.4%
7-12/2007	3	3035	3035	66.5%	87.6%	7.8%	4.7%	100.0%	79.8%
1-6/2008	3	3039	3039	69.2%	87.9%	7.9%	4.2%	100.0%	80.0%
7-12/2008	3	3102	3102	71.1%	88.1%	7.9%	4.0%	100.0%	80.2%
1-6/2009	3	3046	3046	68.2%	88.2%	8.2%	3.6%	100.0%	80.1%
7-12/2009	3	3033	3033	68.2%	87.2%	8.5%	4.2%	100.0%	78.7%
1-6/2010	2	2009	2009	66.2%	84.4%	11.6%	3.9%	100.0%	72.8%
7-12/2010	2	2024	2024	66.3%	79.2%	14.3%	6.5%	100.0%	64.9%
1-6/2011	2	2037	1079<sup>#</sup>	66.0%	78.7%	12.2%	9.1%	100.0%	66.4%
7-12/2011	2	2043	1065	66.8%	73.0%	19.2%	7.8%	100.0%	53.8%
1-6/2012	2	2025	1142	63.5%	72.7%	18.9%	8.4%	100.0%	53.8%
7-12/2012	2	2066	1231	64.9%	68.7%	22.2%	9.1%	100.0%	46.6%
1-6/2013	2	2073	1319	67.6%	66.6%	23.8%	9.6%	100.0%	42.8%
7-12/2013	2	2022	1196	66.6%	67.7%	24.0%	8.3%	100.0%	43.7%
1-6/2014	2	2049	1246	67.7%	65.0%	28.1%	6.9%	100.0%	37.0%
7-12/2014	2	2014	1147	65.6%	60.7%	31.3%	8.0%	100.0%	29.4%
1-6/2015	2	2027	1230	67.1%	65.8%	26.9%	7.3%	100.0%	39.0%
7-12/2015	2	2018	1265	66.9%	59.9%	30.0%	10.0%	100.0%	29.9%