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Prevalence over time of major clones found in 1999
| Clone | Percent found in:
|
|||
|---|---|---|---|---|
| 1996 (n = 91) | 1997 (n = 131) | 1998 (n = 191) | 1999 (n = 202) | |
| Spain23F-1 | 22.0 | 16.0 | 14.7 | 8.4 |
| Spain9V-3 | 11.0 | 1.5 | 13.6 | 20.3 |
| Poland6B-20 | 5.5 | 9.9 | 2.1 | 13.4 |
| Portugal19F-21 | 4.4 | 8.4 | 5.2 | 4.5 |
| Colombia23F-26 | 0.0 | 10.7 | 4.7 | 1.5 |
| Greece6B-22 | 19.8 | 7.6 | 18.8 | 5.4 |
| England14-9 | 1.1 | 0.0 | 14.1 | 5.0 |
| Sweden15A-25 | 0.0 | 6.1 | 3.7 | 3.0 |
| Spain6B-2 | 0.0 | 0.0 | 0.0 | 1.0 |
| D | 12.1 | 9.9 | 0.0 | 2.0 |
| NNN | 0.0 | 0.8 | 1.6 | 3.0 |
| New | 12.2 | 15.2 | 24.8 | |
| Unique | 13.2 | 10.7 | 5.2 | 7.4 |
