Table 2.

Estimates of average evolutionary divergence over sequence pairs within types

Type	d	S.E.
A	0.009	0.003
B	0.031	0.011
C	0.039	0.013
D	0.023	0.012
E	0.034	0.010
F	0.015	0.005
G	0.004	0.004

d: distance within type; S.E: standard error