INFLUENZA ISOLATES FROM THE WEST NORTH CENTRAL REGION
Reported By WHO/NREVSS Collaborating Laboratories
2006 - 2007 Season

Week A(H1N1) & A(H1N2) A(H3N2) A(Unk) B Total # Tested % Positive
40 0 0 1 0 209 0.5
41 0 0 0 0 211 0
42 0 0 1 0 281 0.4
43 0 0 1 1 373 0.5
44 0 1 1 3 355 1.4
45 0 0 1 1 486 0.4
46 0 0 2 2 541 0.7
47 0 0 10 3 470 2.8
48 1 0 10 5 538 3
49 2 0 7 2 597 1.8
50 10 0 31 6 678 6.9
51 14 0 47 6 723 9.3
52 40 0 73 17 817 15.9
01 19 0 32 5 804 7
02 41 2 31 11 767 11.1
03 51 3 60 16 770 16.9
04 72 6 90 17 872 21.2
05 90 8 138 25 1016 25.7
06 110 8 190 32 1162 29.3
07 101 10 309 64 1497 32.3
08 44 17 269 66 1502 26.4
09 12 14 163 58 1142 21.6
10 6 9 92 32 896 15.5
11 5 5 75 31 692 16.8
12 4 5 65 42 723 16
13 2 8 35 17 557 11.1
14 0 1 24 6 456 6.8
15 0 0 11 11 472 4.7
16 0 0 7 1 323 2.5
17 0 0 2 2 268 1.5
18 0 0 1 0 248 0.4
19 0 0 0 0 170 0
20 0 0 2 1 148 2

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