3.

1989年-2008年中国肺癌平均发病年龄

Average age of lung cancer incidence in China, 1989-2008

Year	All areas			Urban			Rural
	Male	Female		Male	Female		Male	Female
1989	65.32	65.14		65.51	65.34		63.07	62.63
1990	65.53	65.33		65.74	65.49		63.31	63.57
1991	66.02	65.32		66.22	65.41		63.79	64.28
1992	66.13	66.06		66.36	66.20		63.60	64.13
1993	66.30	66.09		66.52	66.37		63.77	62.19
1994	66.31	66.09		66.51	66.36		64.12	61.98
1995	66.76	66.44		67.06	66.76		63.90	61.78
1996	66.92	66.66		67.22	66.93		63.84	62.82
1997	67.19	67.14		67.54	67.42		63.90	63.55
1998	66.49	66.30		66.92	66.66		64.46	63.86
1999	66.78	66.98		67.26	67.45		64.53	64.06
2000	67.20	67.34		67.61	67.81		64.87	63.99
2001	67.11	67.48		67.57	67.94		64.63	64.31
2002	67.23	67.47		67.65	67.91		64.98	64.24
2003	67.12	67.11		67.36	67.44		65.87	65.07
2004	67.20	67.06		67.51	67.38		65.67	65.17
2005	67.30	67.11		67.48	67.30		66.50	66.08
2006	67.33	67.44		67.47	67.74		66.58	65.55
2007	67.63	67.82		67.81	68.16		66.84	66.07
2008	67.87	68.05		68.19	68.34		66.40	66.34
P	< 0.001	< 0.001		< 0.001	< 0.001		< 0.001	< 0.001