調查年份<br>Year of Survey	 年結調查次數<br>Number of Survey<br>(yearly)	年結成功樣本<br>Successful Sample<br>(yearly)	年結回應率<br>Response Rate<br>(yearly average)	有<br>Yes	冇<br>No	唔知/難講<br>DK/HS	總數<br>Total	淨值<br/>Net Value
1997	3	1565	44.5%	45.3%	30.9%	23.8%	100.0%	14.4%
1998	4	2077	45.6%	42.7%	37.4%	19.9%	100.0%	5.3%
1999	6	3233	51.2%	35.5%	44.5%	20.0%	100.0%	-9.1%
2000	5	4235	53.6%	35.2%	42.3%	22.5%	100.0%	-7.1%
2001	4	4188	69.5%	34.9%	41.7%	23.5%	100.0%	-6.9%
2002	4	4086	63.4%	31.5%	43.8%	24.8%	100.0%	-12.3%
2003	4	4184	66.4%	36.6%	40.5%	22.9%	100.0%	-3.8%
2004	4	4048	63.8%	42.2%	36.7%	21.2%	100.0%	5.5%
2005	4	4045	63.2%	42.5%	38.6%	18.9%	100.0%	3.9%
2006	2	2051	60.4%	39.8%	44.6%	15.6%	100.0%	-4.7%
2007	2	2017	63.0%	48.7%	39.0%	12.3%	100.0%	9.7%
2008	2	2015	68.2%	45.8%	38.1%	16.0%	100.0%	7.7%
2009	2	2012 	68.6%	49.0%	36.8%	14.1%	100.0%	12.2%
2010	2	2031 	67.5%	49.4%	36.8%	13.8%	100.0%	12.7%
2011	2	1078 	66.1%	50.0%	35.9%	14.1%	100.0%	14.1%
2012	2	1105 	66.8%	49.5%	35.9%	14.7%	100.0%	13.6%
2013	2	1206 	67.9%	49.3%	34.0%	16.7%	100.0%	15.4%
2014	2	1134 	67.9%	49.1%	30.0%	20.9%	100.0%	19.0%
2015	2	1192 	65.4%	53.6%	31.2%	15.2%	100.0%	22.4%