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	1846	0.6
41	0	6	4	1	2152	0.5
42	0	11	6	5	2295	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	113	69	8	3649	5.2
50	0	250	106	5	4259	8.5
51	1	284	328	9	4981	12.5
52	2	333	340	18	5165	13.4
01	1	250	286	22	5513	10.1
02	4	288	329	13	5514	11.5
03	4	277	331	15	5413	11.6
04	4	297	428	23	5500	13.7
05	5	300	463	50	5692	14.4
06	9	300	516	96	5613	16.4
07	15	270	601	94	5638	17.4
08	15	297	570	110	5243	18.9
09	20	175	399	107	3239	21.6