調查日期<br>Date of Survey	應該<br>Yes	唔應該<br>No	難講/無意見<br>Don't know / Hard to say	合計<br>Total
10-11/5/1993	11.5%	54.5%	34.0%	100.0%
17-20/5/1994	12.2%	49.2%	38.5%	100.0%
29-31/5/1995	14.3%	49.2%	36.5%	100.0%
22-23/5/1996	12.3%	48.4%	39.3%	100.0%
27/5/1997	12.9%	53.4%	33.8%	100.0%
26/5/1998	12.8%	31.5%	55.7%	100.0%
24/5/1999	15.4%	45.1%	39.6%	100.0%
30-31/5/2000	12.7%	45.2%	42.1%	100.0%
25-29/5/2001	14.1%	41.9%	44.0%	100.0%
14-16/5/2002	17.7%	39.6%	42.6%	100.0%
15-20/5/2003	17.2%	43.0%	39.8%	100.0%
18-20/5/2004	15.5%	52.4%	32.1%	100.0%
21-24/5/2005	18.6%	46.7%	34.7%	100.0%
18-25/5/2006	21.2%	51.3%	27.5%	100.0%
16-25/5/2007	20.6%	49.4%	30.0%	100.0%
28/5-2/6/2008	22.5%	45.6%	31.8%	100.0%
19-22/5/2009	17.0%	60.1%	22.8%	100.0%
18-20/5/2010	16.0%	57.5%	26.5%	100.0%
16-18/5/2011	15.9%	54.2%	29.9%	100.0%
22-29/5/2012	15.4%	55.7%	28.9%	100.0%
23-25/5/2013	15.8%	48.5%	35.8%	100.0%
17-22/5/2014	17.8%	43.9%	38.2%	100.0%
22-28/5/2015	25.6%	38.3%	36.1%	100.0%