INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2005 - 2006 Season

Week	A(H1N1) & A(H1N2)	A(H3N2)	A(Unk)	B	Total # Tested	% Positive
40	0	6	4	1	1847	0.6
41	0	6	4	1	2152	0.5
42	0	12	6	5	2300	1.0
43	0	6	5	2	2705	0.5
44	0	13	4	3	2777	0.7
45	1	21	13	6	3190	1.3
46	2	18	16	4	3299	1.2
47	0	19	17	3	2567	1.5
48	1	56	36	2	3263	2.9
49	1	115	67	8	3649	5.2
50	0	251	105	5	4259	8.5
51	1	285	328	9	4982	12.5
52	2	333	340	18	5165	13.4
01	1	250	286	22	5513	10.1
02	4	293	324	13	5514	11.5
03	4	278	366	16	5466	12.1
04	4	299	477	25	5777	13.9
05	5	311	482	50	5823	14.6
06	9	309	534	98	5834	16.3
07	17	356	692	100	6265	18.6
08	15	337	734	126	6354	19.1
09	25	384	693	241	5881	22.8
10	49	287	683	283	5514	23.6
11	33	159	255	208	3092	21.2