Table 2.

Frequencies of different serotypes of Neisseria meningitidis within four particular mixed BAPS groups and in total among N. meningitidis. Percentage of each serotype is given within parentheses.

serotype/group	2	31	41	46	all groups
29E				1 (4.5%)	106 (1.4%)
A			1 (5.6%)		147 (1.9%)
B		3 (7%)		6 (27.3%)	4043 (54.4%)
C				3 (13.6%)	732 (9.8%)
H					4 (<0.01%)
K					2 (<0.01%)
NG	6 (100%)	40 (93%)	17 (94.4%)	8 (36.4%)	1574 (21.2%)
other					9 (<0.01%)
W-135					266 (3.6%)
X				1 (4.5%)	117 (1.6%)
Y				3 (13.6%)	371 (5.0%)
Z					50 (<0.01%)