Table 2.
Geographical and Temporal Distribution of the 23B and 23B1 Types
| Thailand | UK | USA | Total | Grand Total (per year) | ||
|---|---|---|---|---|---|---|
| 2001 | 23B | 1 | 1 | 1 | ||
| 23B1 | ||||||
| 2004 | 23B | 2 | 6 | 8 | 8 | |
| 23B1 | ||||||
| 2005 | 23B | 3 | 3 | 4 | ||
| 23B1 | 1 | 1 | ||||
| 2006 | 23B | 3 | 3 | 3 | ||
| 23B1 | ||||||
| 2007 | 23B | 10 | 9 | 19 | 26 | |
| 23B1 | 7 | 7 | ||||
| 2008 | 23B | 8 | 8 | 14 | ||
| 23B1 | 6 | 6 | ||||
| 2009 | 23B | 12 | 12 | 16 | ||
| 23B1 | 4 | 4 | ||||
| 2010 | 23B | 10 | 10 | 16 | ||
| 23B1 | 6 | 6 | ||||
| 2011 | 23B | 9 | 9 | 10 | ||
| 23B1 | 1 | 1 | ||||
| 2012 | 23B | 5 | 5 | 10 | ||
| 23B1 | 5 | 5 | ||||
| 2013 | 23B | 11 | 11 | 22 | ||
| 23B1 | 11 | 11 | ||||
| 2014 | 23B | 3 | 3 | 15 | ||
| 23B1 | 12 | 12 | ||||
| 2015 | 23B | 8 | 8 | 15 | ||
| 23B1 | 7 | 7 | ||||
| Grant Total (per country) | 16 | 121 | 23 | 160 | 160 |
Note.—Distribution of the 23B and 23B1 molecular capsular types per country and per year of collection. The South Korean isolate was excluded from this analysis as it failed typing.