Sero-type | 1992 (%) |
1993 (%) |
1994 (%) |
1995 (%) |
1996 (%) |
1997 (%) |
1998 (%) |
1999 (%) |
2000 (%) |
2001 (%) |
2002 (%) |
2003 (%) |
2004 (%) |
2005 (%) |
2006 (%) |
2007 (%) |
2008 (%) |
Total (%) |
Total (n) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
14 | 7.8 | 14.9 | 3.8 | 9.0 | 13.1 | 20.4 | 16.1 | 39.6 | 40.7 | 24.8 | 15.1 | 20.1 | 15.6 | 14.8 | 16.6 | 13.2 | 9.4 | 13.7 | 885 |
3 | 7.8 | 2.7 | 3.8 | 6.0 | 10.7 | 5.6 | 4.8 | 5.7 | 1.9 | 5.5 | 10.7 | 8.9 | 8.1 | 10.5 | 8.3 | 11.2 | 12.5 | 10.2 | 659 |
7F | 7.8 | 2.7 | 7.5 | 4.0 | 6.0 | 7.4 | 0.0 | 1.9 | 0.0 | 2.4 | 5.8 | 6.5 | 10.0 | 6.6 | 8.1 | 8.5 | 9.9 | 8.0 | 514 |
1 | 8.8 | 6.8 | 0.0 | 5.0 | 3.6 | 9.3 | 6.5 | 1.9 | 1.9 | 3.6 | 3.1 | 5.7 | 7.8 | 6.5 | 6.7 | 7.8 | 8.3 | 7.1 | 456 |
4 | 7.8 | 12.2 | 3.8 | 4.0 | 1.2 | 5.6 | 6.5 | 1.9 | 3.7 | 5.5 | 5.3 | 9.9 | 6.7 | 7.7 | 7.6 | 6.1 | 5.2 | 6.3 | 405 |
23F | 7.8 | 12.2 | 5.7 | 8.0 | 8.3 | 3.7 | 11.3 | 11.3 | 9.3 | 7.3 | 6.2 | 4.4 | 4.8 | 7.0 | 5.9 | 4.7 | 4.5 | 5.5 | 355 |
9V | 4.1 | 0.0 | 5.7 | 5.0 | 8.3 | 3.7 | 4.8 | 3.8 | 11.1 | 2.4 | 4.4 | 6.0 | 7.0 | 4.6 | 6.1 | 5.4 | 3.9 | 4.9 | 317 |
6A | 4.7 | 0.0 | 5.7 | 9.0 | 3.6 | 5.6 | 4.8 | 1.9 | 3.7 | 3.0 | 2.2 | 4.4 | 4.1 | 2.4 | 3.8 | 4.9 | 4.5 | 4.2 | 271 |
19F | 6.2 | 1.4 | 11.3 | 4.0 | 3.6 | 1.9 | 0.0 | 3.8 | 3.7 | 3.0 | 4.9 | 2.6 | 4.1 | 4.4 | 2.9 | 3.8 | 3.3 | 3.6 | 234 |
6B | 2.6 | 5.4 | 11.3 | 6.0 | 6.0 | 5.6 | 4.8 | 3.8 | 1.9 | 7.9 | 4.4 | 4.4 | 3.3 | 5.1 | 4.0 | 3.2 | 2.3 | 3.6 | 233 |
19A | 1.0 | 2.7 | 1.9 | 2.0 | 4.8 | 3.7 | 4.8 | 7.5 | 7.4 | 3.6 | 1.3 | 1.3 | 2.2 | 3.1 | 4.5 | 4.0 | 4.1 | 3.6 | 230 |
8 | 2.6 | 2.7 | 0.0 | 1.0 | 2.4 | 0.0 | 0.0 | 0.0 | 0.0 | 3.0 | 3.6 | 3.1 | 3.3 | 3.4 | 2.9 | 2.8 | 3.4 | 2.9 | 190 |
22F | 1.6 | 4.1 | 1.9 | 0.0 | 2.4 | 0.0 | 1.6 | 0.0 | 0.0 | 0.6 | 0.9 | 0.8 | 2.2 | 4.3 | 4.1 | 3.3 | 3.3 | 2.9 | 187 |
9N | 2.6 | 1.4 | 1.9 | 4.0 | 1.2 | 5.6 | 1.6 | 1.9 | 1.9 | 1.8 | 3.1 | 1.0 | 1.1 | 2.0 | 1.9 | 2.3 | 2.7 | 2.3 | 146 |
18C | 3.6 | 2.7 | 0.0 | 2.0 | 1.2 | 0.0 | 1.6 | 0.0 | 5.6 | 1.8 | 2.7 | 1.0 | 3.3 | 2.4 | 2.2 | 1.8 | 2.7 | 2.2 | 144 |
11A | 3.1 | 2.7 | 1.9 | 2.0 | 3.6 | 0.0 | 1.6 | 1.9 | 0.0 | 0.6 | 0.9 | 2.1 | 3.0 | 2.0 | 1.4 | 1.8 | 2.7 | 2.1 | 134 |
10A | 1.6 | 1.4 | 5.7 | 3.0 | 2.4 | 3.7 | 4.8 | 0.0 | 1.9 | 1.2 | 3.6 | 0.8 | 2.2 | 1.4 | 1.4 | 1.8 | 2.0 | 1.9 | 121 |
12F | 2.6 | 2.7 | 1.9 | 2.0 | 7.1 | 5.6 | 3.2 | 1.9 | 0.0 | 3.0 | 2.2 | 2.9 | 0.7 | 0.7 | 0.6 | 1.1 | 1.7 | 1.6 | 102 |
23A | 0.5 | 1.4 | 1.9 | 0.0 | 0.0 | 1.9 | 1.6 | 0.0 | 1.9 | 1.2 | 1.3 | 1.0 | 0.4 | 0.7 | 0.8 | 1.1 | 1.7 | 1.1 | 74 |
24F | 1.6 | 0.0 | 1.9 | 1.0 | 1.2 | 1.9 | 0.0 | 0.0 | 0.0 | 1.8 | 0.4 | 0.5 | 1.1 | 0.7 | 1.1 | 0.8 | 1.7 | 1.1 | 72 |
35F | 1.0 | 0.0 | 1.9 | 1.0 | 0.0 | 1.9 | 0.0 | 1.9 | 0.0 | 1.2 | 0.0 | 0.5 | 0.0 | 0.5 | 0.6 | 0.8 | 1.9 | 1.0 | 64 |
15B | 1.0 | 2.7 | 0.0 | 0.0 | 1.2 | 0.0 | 1.6 | 0.0 | 1.9 | 0.0 | 0.9 | 0.3 | 1.1 | 1.0 | 1.0 | 0.8 | 1.1 | 0.9 | 57 |
33F | 1.6 | 1.4 | 1.9 | 1.0 | 0.0 | 0.0 | 1.6 | 1.9 | 0.0 | 0.6 | 0.0 | 1.0 | 1.5 | 1.0 | 0.3 | 0.6 | 0.9 | 0.8 | 51 |
20 | 1.0 | 2.7 | 3.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.8 | 0.7 | 1.0 | 0.5 | 0.6 | 0.4 | 0.6 | 38 |
38 | 0.0 | 0.0 | 1.9 | 0.0 | 0.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.6 | 0.4 | 0.8 | 0.7 | 0.2 | 0.5 | 0.3 | 1.1 | 0.6 | 38 |
5 | 1.6 | 0.0 | 1.9 | 1.0 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 0.9 | 0.3 | 0.0 | 0.2 | 0.6 | 0.5 | 0.7 | 0.6 | 36 |
17F | 0.0 | 2.7 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 2.7 | 0.5 | 0.7 | 1.0 | 0.5 | 0.4 | 0.2 | 0.5 | 31 |
NT | 0.0 | 0.0 | 0.0 | 0.0 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 0.4 | 0.0 | 0.0 | 0.5 | 0.5 | 0.7 | 0.5 | 0.5 | 30 |
15A | 0.0 | 0.0 | 0.0 | 2.0 | 0.0 | 0.0 | 3.2 | 1.9 | 0.0 | 1.2 | 1.3 | 0.3 | 0.7 | 0.5 | 0.3 | 0.1 | 0.4 | 0.4 | 27 |
15C | 1.6 | 0.0 | 0.0 | 2.0 | 0.0 | 1.9 | 0.0 | 0.0 | 1.9 | 0.0 | 0.4 | 0.5 | 0.4 | 0.2 | 0.6 | 0.5 | 0.1 | 0.4 | 27 |
16F | 0.0 | 0.0 | 0.0 | 2.0 | 1.2 | 0.0 | 0.0 | 1.9 | 0.0 | 1.2 | 0.9 | 0.8 | 0.7 | 0.2 | 0.6 | 0.1 | 0.4 | 0.4 | 27 |
9A | 0.5 | 1.4 | 1.9 | 1.0 | 2.4 | 0.0 | 1.6 | 0.0 | 0.0 | 3.0 | 2.2 | 0.5 | 0.0 | 0.7 | 0.0 | 0.2 | 0.0 | 0.4 | 26 |
31 | 1.0 | 0.0 | 1.9 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.2 | 0.9 | 0.8 | 0.0 | 0.2 | 0.5 | 0.1 | 0.5 | 0.4 | 25 |
33A | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.5 | 0.8 | 0.5 | 0.2 | 0.3 | 21 |
34 | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.9 | 0.5 | 0.0 | 0.2 | 0.3 | 0.2 | 0.2 | 0.2 | 16 |
13 | 0.0 | 4.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 1.3 | 0.0 | 0.4 | 0.0 | 0.0 | 0.1 | 0.2 | 0.2 | 12 |
18A | 0.0 | 0.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 | 0.0 | 0.3 | 0.2 | 0.2 | 0.1 | 0.2 | 12 |
2 | 0.5 | 0.0 | 1.9 | 1.0 | 0.0 | 1.9 | 0.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.0 | 0.2 | 12 |
9L | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.6 | 0.0 | 0.0 | 1.2 | 0.9 | 0.3 | 0.4 | 0.0 | 0.2 | 0.2 | 0.0 | 0.2 | 12 |
23B | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.2 | 0.0 | 0.0 | 0.4 | 0.2 | 0.2 | 0.1 | 0.2 | 0.2 | 11 |
rough | 0.0 | 0.0 | 1.9 | 1.0 | 1.2 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.3 | 1.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 11 |
10B | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 1.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.3 | 0.0 | 0.2 | 0.2 | 0.2 | 10 |
18F | 0.5 | 2.7 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.0 | 0.2 | 0.0 | 0.2 | 0.0 | 0.2 | 10 |
12A | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.4 | 0.0 | 0.0 | 0.0 | 0.5 | 0.2 | 0.1 | 0.1 | 9 |
28A | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.9 | 0.3 | 0.0 | 0.0 | 0.2 | 0.2 | 0.0 | 0.1 | 8 |
35B | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.2 | 0.1 | 8 |
15F | 0.5 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 | 1.9 | 0.0 | 0.0 | 0.4 | 0.3 | 0.4 | 0.0 | 0.0 | 0.1 | 0.0 | 0.1 | 7 |
7C | 0.5 | 0.0 | 0.0 | 1.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.0 | 0.2 | 0.0 | 0.0 | 0.2 | 0.1 | 7 |
11F | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.0 | 0.1 | 6 |
10F | 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.3 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 5 |
12B | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.2 | 0.0 | 0.1 | 5 |
Others⋆ | 1.0 | 2.7 | 1.9 | 6.0 | 1.2 | 0.0 | 8.1 | 0.0 | 0.0 | 1.8 | 0.4 | 1.6 | 0.0 | 0.9 | 0.3 | 0.8 | 0.6 | 0.9 | 58 |
Total | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 6,446 |
| |||||||||||||||||||
Not sero- typed |
57.5 | 82.8 | 82.8 | 69.6 | 68.4 | 71.3 | 70.5 | 77.1 | 73.4 | 61.4 | 47.7 | 30.7 | 31.8 | 2.3 | 0.0 | 0.1 | 0.0 | 29.3 | 2,671 |
NT: nontypeable; n: number of isolates tested.
Others⋆ includes the serotypes (number of isolates): 33B (4), 35A (4), 11B (3), 19C (3), 22A (3), 29 (3), 35C (3), 37 (3), 45 (3), 18B (2), 19B (2), 21 (2), 24A (2), 24B (2), 25F (2), 28F (2), 36 (2), 48 (2), 7B (2), 12 (1), 17A (1), 18 (1), 19 (1), 23 (1), 39 (1), 6 (1), 7A (1), 9 (1).