INFLUENZA VIRUSES ISOLATED BY
WHO/NREVSS Collaborating Laboratories
2009 - 2010 Season

Week	A(H1)	2009 A H1N1	A(H3)	A(unable to sub-type)	A(Subtyping not performed)	B	Total # Tested	% Positive
35	2	1864	13	16	1087	4	14443	20.67
36	1	2298	6	13	1457	11	16842	22.48
37	5	2605	3	10	1707	5	18726	23.15
38	4	2826	6	24	1715	18	19158	23.97
39	4	3778	7	24	1850	17	20069	28.3
40	1	5888	2	17	1807	16	22741	34
41	1	8474	0	17	2115	18	27987	37.96
42	2	9670	2	27	2253	29	30838	38.86
43	1	7699	2	38	1927	19	26912	35.99
44	3	6018	3	21	1426	30	24012	31.24
45	1	4579	1	23	1119	9	20872	27.46
46	1	2688	0	21	677	13	17359	19.59
47	1	1383	3	9	422	7	12457	14.65
48	1	985	0	11	284	9	12326	10.47
49	1	605	3	7	171	3	10530	7.5
50	0	468	3	6	148	6	9585	6.58
51	3	236	0	1	105	3	8040	4.33
52	0	265	1	1	93	7	8264	4.44
01	0	244	0	3	69	5	7920	4.05
02	1	218	1	2	87	11	6931	4.62
03	0	245	0	2	77	2	6636	4.91
04	0	170	3	0	69	4	6481	3.8
05	0	144	0	0	60	2	4304	4.79