3 " 58 " " "
18 " 52 " " "
1 " 59 " " "
11 " 53 " " "
4 " 60 " " "
13 " 54 " " "
4 " 62 " " "
5 " 55 " " "
3 " 63 " " "
4 " 56 " " "

These statistics were from examination of 6000 cases of
menstruating women. The last seven were found to be in women in
the highest class of society.

Mehliss has made the following collection of statistics of a
somewhat similar nature--

Late Dentition. Late Late
Male. Female. Lactation. Menstruation.
Between 40 and 50 0 4 0 0
" 50 " 60 1 4 2 1
" 60 " 70 3 2 1 0
" 70 " 80 3 2 0 7
" 80 " 90 6 2 0 0
" 90 " 100 1 1 0 1
Above 100 ..... 6 1 0 1
-- -- -- --
20 16 3 10