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%	68.4%	21.6%	10.0%	100.0%	46.8%
14-15/10/1997	517	46.6%	70.2%	20.0%	9.8%	100.0%	50.2%
18/11/1997	530	43.9%	69.7%	22.5%	7.7%	100.0%	47.2%
19/1/1998	512	47.7%	70.6%	21.0%	8.3%	100.0%	49.6%
10/3/1998	552	44.5%	58.5%	34.3%	7.3%	100.0%	24.2%
19/5/1998	530	56.0%	61.3%	27.5%	11.2%	100.0%	33.8%
21/7/1998	553	47.0%	61.7%	25.1%	13.3%	100.0%	36.6%
15/9/1998	510	42.5%	60.5%	30.6%	8.9%	100.0%	29.9%
17-18/11/1998	502	45.0%	61.9%	25.8%	12.3%	100.0%	36.1%
19-20/1/1999	510	54.2%	65.3%	25.0%	9.7%	100.0%	40.3%
18/3/1999	530	55.4%	60.0%	29.2%	10.8%	100.0%	30.8%
18/5/1999	518	48.0%	57.6%	31.0%	11.4%	100.0%	26.6%
16-19/7/1999	553	52.8%	55.4%	31.5%	13.1%	100.0%	23.9%
7-8/9/1999	550	46.7%	53.2%	32.3%	14.5%	100.0%	20.9%
16-22/11/1999	572	50.1%	61.0%	23.0%	16.1%	100.0%	38.0%
21-24/1/2000	537	56.1%	65.1%	21.5%	13.4%	100.0%	43.6%
6-7/3/2000	530	62.8%	58.2%	29.3%	12.5%	100.0%	28.9%
23-25/5/2000	1053	46.9%	62.9%	25.0%	12.1%	100.0%	37.9%
8-12/8/2000	1059	52.8%	58.0%	25.8%	16.2%	100.0%	32.2%
23-27/11/2000	1056	49.5%	51.4%	32.6%	16.1%	100.0%	18.8%
5-13/2/2001	1061	61.4%	54.7%	25.3%	20.0%	100.0%	29.4%
25-29/5/2001	1055	69.4%	56.1%	30.6%	13.4%	100.0%	25.5%
1-3/8/2001	1015	80.0%	52.7%	32.6%	14.7%	100.0%	20.1%
15-20/11/2001	1057	67.0%	55.1%	30.4%	14.5%	100.0%	24.7%
4-6/2/2002	1001	56.9%	52.8%	32.5%	14.7%	100.0%	20.3%
14-16/5/2002	1009	63.6%	53.7%	32.6%	13.7%	100.0%	21.1%
14-19/8/2002	1018	68.0%	57.6%	26.3%	16.1%	100.0%	31.3%
13-20/11/2002	1058	65.2%	53.3%	32.3%	14.4%	100.0%	21.0%
14-18/2/2003	1045	68.3%	53.8%	28.7%	17.5%	100.0%	25.1%
15-20/5/2003	1067	65.1%	49.2%	37.8%	13.0%	100.0%	11.4%
11-12/8/2003	1010	68.7%	46.3%	37.5%	16.2%	100.0%	8.8%
10-12/11/2003	1062	63.4%	56.5%	31.1%	12.5%	100.0%	25.4%
9-14/2/2004	1008	66.0%	52.6%	32.8%	14.6%	100.0%	19.8%
10-13/5/2004	1021	61.9%	55.8%	33.4%	10.8%	100.0%	22.4%
9-16/8/2004	1019	62.9%	57.2%	30.8%	12.1%	100.0%	26.4%
8-11/11/2004	1000	64.5%	63.3%	25.9%	10.8%	100.0%	37.4%
14-16/2/2005	1024	65.2%	55.9%	31.9%	12.2%	100.0%	24.0%
9-12/5/2005	1004	62.6%	54.3%	32.7%	13.0%	100.0%	21.6%
5-9/8/2005	1001	61.0%	60.1%	28.1%	11.7%	100.0%	32.0%
9-13/11/2005	1016	64.1%	61.7%	27.4%	10.9%	100.0%	34.3%
3-7/4/2006	1029	59.5%	55.8%	35.3%	8.8%	100.0%	20.5%
3-6/10/2006	1022	61.3%	62.8%	31.0%	6.2%	100.0%	31.8%
2-10/4/2007	1009	60.6%	61.3%	33.2%	5.5%	100.0%	28.1%
2-5/10/2007	1008	65.4%	63.6%	30.9%	5.5%	100.0%	32.7%
9-11/4/2008	1011	68.6%	61.7%	31.3%	7.0%	100.0%	30.4%
17-21/10/2008	1004	67.7%	61.0%	33.3%	5.7%	100.0%	27.7%
6-9/4/2009	1010	67.5%	64.6%	30.1%	5.3%	100.0%	34.5%
7-13/9/2009	1002	69.7%	59.2%	33.1%	7.7%	100.0%	26.1%
15-25/4/2010	1020	69.8%	63.1%	31.0%	6.0%	100.0%	32.1%
7-11/9/2010	1011	65.3%	62.8%	31.1%	6.1%	100.0%	31.7%
11-18/4/2011	564	66.0%	63.3%	30.3%	6.3%	100.0%	33.0%
5-10/9/2011	515	66.2%	57.8%	34.7%	7.5%	100.0%	23.1%
10-18/4/2012	592	65.8%	54.9%	36.6%	8.5%	100.0%	18.4%
8-18/10/2012	535	67.8%	48.1%	43.2%	8.7%	100.0%	5.0%
28-31/5/2013	668	66.8%	52.5%	37.7%	9.8%	100.0%	14.8%
28-31/10/2013	606	68.9%	56.8%	33.9%	9.3%	100.0%	22.8%
7-10/4/2014	542	68.1%	55.1%	34.8%	10.1%	100.0%	20.3%
23-30/9/2014	606	67.7%	58.3%	34.1%	7.7%	100.0%	24.2%
13-16/4/2015	599	69.1%	57.6%	35.3%	7.1%	100.0%	22.3%
24-30/9/2015	707	61.8%	61.6%	29.0%	9.3%	100.0%	32.6%