Table 4.

Reported CDC cases and CMS hospitalisation cases by year and 65+ age category

			CDC					CMS
Period		Year	Total	Rate of total per 100 000	65+	Rate of 65+ per 100 000	% 65+	Total	Rate of total per 100 000		IRD*
Period 1		1993	1280	0.492
		1994	1615	0.614
		1995	1241	0.466	518	1.534	41.7
		1996	1198	0.445	516	1.511	43.1
		1997	1163	0.427	454	1.320	39.0	330	0.959	28.4	0.139
	Period 1a	1998	1355	0.491	569	1.644	42.0	1091	3.151	80.5	−0.283
		1999	1108	0.397	440	1.264	39.7	916	2.632	82.7	−0.318
		2000	1127	0.399	429	1.223	38.1	710	2.025	63.0	−0.219
		2001	1168	0.410	421	1.193	36.0	623	1.765	53.3	−0.170
		2002	1321	0.459	476	1.340	36.0	595	1.675	45.0	−0.097
Period 2	Period 2a	2003	2232	0.769	796	2.220	35.7	407	1.135	18.2	0.291
		2004	2093	0.715	728	2.011	34.8	325	0.898	15.5	0.350
		2005	2301	0.779	864	2.357	38.4	930	2.538	40.4	−0.022
		2006	2834	0.950	1111	2.989	39.2	993	2.672	36.9	0.049
		2007	2716	0.902	1082	2.860	39.8
		2008	3181	1.046	1241	3.200	39.0
		2009	3522	1.148	1386	3.498	39.4
		2010	3346	1.082	1296	3.202	38.7
		2011	4202	1.348	1646	3.979	39.2
		2012	3688	1.174	1442	3.341	39.1
		2013	4954	1.566	1844	4.127	37.2
		2014	5166	1.620	2185	4.729	42.3
		2015	6079	1.891	2559	5.358	42.1
Total			58 890		22 023			6920