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%	51.5%	32.1%	16.5%	100.0%	19.4%
1998	4	2077	45.6%	60.6%	26.4%	13.1%	100.1%	34.3%
1999	6	3233	51.2%	67.9%	19.0%	13.1%	100.0%	48.9%
2000	5	4235	53.6%	65.9%	18.1%	16.0%	100.0%	47.9%
2001	4	4188	69.5%	63.6%	20.3%	16.2%	100.0%	43.3%
2002	4	4086	63.4%	64.6%	18.3%	17.2%	100.0%	46.3%
2003	4	4184	66.4%	67.4%	19.2%	13.6%	100.1%	48.2%
2004	4	4048	63.8%	61.2%	23.8%	15.1%	100.0%	37.4%
2005	4	4045	63.2%	61.9%	24.2%	13.9%	100.0%	37.7%
2006	2	2051	60.4%	71.7%	19.8%	8.6%	100.0%	51.9%
2007	2	2017	63.0%	68.0%	25.5%	6.5%	100.0%	42.6%
2008	2	2015	68.2%	63.0%	28.4%	8.6%	100.0%	34.6%
2009	2	2012	68.6%	62.7%	29.5%	7.8%	100.0%	33.3%
2010	2	2031	67.5%	61.2%	30.9%	7.9%	100.0%	30.2%
2011	2	1103	66.1%	58.3%	31.8%	9.9%	100.0%	26.5%
2012	2	1121	66.8%	61.2%	29.5%	9.3%	100.0%	31.7%
2013	2	1238	67.9%	54.7%	34.8%	10.5%	100.0%	19.9%
2014	2	1148	67.9%	49.5%	38.3%	12.2%	100.0%	11.2%
2015	2	1187	65.4%	54.9%	34.0%	11.1%	100.0%	20.9%