調查日期<br>Date of Survey	樣本人數<br>Total Sample	回應率<br>Response rate	有<br>Yes	冇<br>No	唔知/難講<br>DK/HS	合計<br>Total	淨值<br/>Net Value
9-10/9/1997	518	43.0%	53.5%	30.5%	16.0%	100.0%	23.0%
14-15/10/1997	517	46.6%	52.6%	33.5%	13.9%	100.0%	19.1%
18/11/1997	530	43.9%	57.5%	30.1%	12.4%	100.0%	27.4%
19/1/1998	512	47.7%	53.2%	34.6%	12.2%	100.0%	18.6%
21/7/1998	553	47.0%	59.4%	25.8%	14.8%	100.0%	33.6%
15/9/1998	510	42.5%	64.2%	24.5%	11.3%	100.0%	39.7%
17-18/11/1998	502	45.0%	65.7%	25.0%	9.3%	100.0%	40.7%
19-20/1/1999	510	54.2%	64.3%	23.1%	12.6%	100.0%	41.2%
18/3/1999	530	55.4%	69.3%	20.0%	10.7%	100.0%	49.3%
18/5/1999	518	48.0%	70.8%	20.3%	8.9%	100.0%	50.5%
16-19/7/1999	553	52.8%	69.2%	17.7%	13.1%	100.0%	51.5%
7-8/9/1999	550	46.7%	73.4%	13.9%	12.7%	100.0%	59.5%
16-22/11/1999	572	50.1%	72.9%	16.1%	11.0%	100.0%	56.8%
21-24/1/2000	537	56.1%	68.5%	20.3%	11.2%	100.0%	48.2%
6-7/3/2000	530	62.8%	70.7%	18.2%	11.1%	100.0%	52.5%
23-25/5/2000	1053	46.9%	61.4%	24.8%	13.8%	100.0%	36.6%
8-12/8/2000	1059	52.8%	66.2%	18.8%	15.0%	100.0%	47.4%
23-27/11/2000	1056	49.5%	65.2%	19.1%	15.6%	100.0%	46.1%
5-13/2/2001	1061	61.4%	62.3%	20.3%	17.4%	100.0%	42.0%
25-29/5/2001	1055	69.4%	64.0%	22.2%	13.9%	100.0%	41.8%
1-3/8/2001	1015	80.0%	63.3%	22.7%	13.9%	100.0%	40.6%
15-20/11/2001	1057	67.0%	65.3%	21.9%	12.8%	100.0%	43.4%
4-6/2/2002	1001	56.9%	67.9%	17.9%	14.2%	100.0%	50.0%
14-16/5/2002	1009	63.6%	66.0%	18.1%	15.9%	100.0%	47.9%
14-19/8/2002	1018	68.0%	64.6%	20.3%	15.1%	100.0%	44.3%
13-20/11/2002	1058	65.2%	64.7%	18.5%	16.8%	100.0%	46.2%
14-18/2/2003	1045	68.3%	66.6%	20.3%	13.2%	100.0%	46.3%
15-20/5/2003	1067	65.1%	74.1%	13.7%	12.2%	100.0%	60.4%
11-12/8/2003	1010	68.7%	73.4%	15.0%	11.6%	100.0%	58.4%
10-12/11/2003	1062	63.4%	71.2%	19.8%	9.0%	100.0%	51.4%
9-14/2/2004	1008	66.0%	67.1%	17.9%	14.9%	100.0%	49.2%
10-13/5/2004	1021	61.9%	63.0%	23.9%	13.1%	100.0%	39.1%
9-16/8/2004	1019	62.9%	62.9%	22.9%	14.1%	100.0%	40.0%
8-11/11/2004	1000	64.5%	68.0%	22.1%	9.9%	100.0%	45.9%
14-16/2/2005	1024	65.2%	68.6%	19.7%	11.8%	100.0%	48.9%
9-12/5/2005	1004	62.6%	64.4%	21.8%	13.8%	100.0%	42.6%
5-9/8/2005	1001	61.0%	63.9%	25.7%	10.3%	100.0%	38.2%
9-13/11/2005	1016	64.1%	64.6%	24.4%	10.9%	100.0%	40.2%
3-7/4/2006	1029	59.5%	74.1%	20.0%	5.9%	100.0%	54.1%
3-6/10/2006	1022	61.3%	72.7%	21.3%	6.0%	100.0%	51.3%
2-10/4/2007	1009	60.6%	74.2%	21.7%	4.1%	100.0%	52.4%
2-5/10/2007	1008	65.4%	70.7%	22.9%	6.4%	100.0%	47.9%
9-11/4/2008	1011	68.6%	74.2%	20.4%	5.5%	100.0%	53.8%
17-21/10/2008	1004	67.7%	74.2%	21.8%	4.0%	100.0%	52.4%
6-9/4/2009	1010	67.5%	74.8%	20.3%	4.9%	100.0%	54.4%
7-13/9/2009	1002	69.7%	74.5%	20.7%	4.8%	100.0%	53.8%
15-25/4/2010	1020	69.8%	71.0%	23.5%	5.5%	100.0%	47.5%
7-11/9/2010	1011	65.3%	73.2%	20.8%	6.0%	100.0%	52.4%
11-18/4/2011	542	66.0%	74.9%	21.5%	3.6%	100.0%	53.3%
5-10/9/2011	559	66.2%	68.0%	24.7%	7.3%	100.0%	43.3%
10-18/4/2012	619	65.8%	69.8%	23.3%	7.0%	100.0%	46.5%
8-18/10/2012	522	67.8%	72.6%	21.3%	6.1%	100.0%	51.2%
28-31/5/2013	617	66.8%	71.3%	22.3%	6.4%	100.0%	49.0%
28-31/10/2013	510	68.9%	59.6%	33.1%	7.3%	100.0%	26.5%
7-10/4/2014	537	68.1%	62.0%	30.2%	7.8%	100.0%	31.8%
23-30/9/2014	652	67.7%	61.2%	29.1%	9.6%	100.0%	32.1%
13-16/4/2015	599	69.1%	62.6%	32.4%	5.0%	100.0%	30.2%
24-30/9/2015	632	61.8%	57.1%	33.0%	9.9%	100.0%	24.1%