We had a talk here:
http://www.wolfdog.org/forum/showthread.php?t=9450
A = 53,9%
B = 21,6%
C = 13.4%
D = 7,2%
E = 3.9%
We can expect the real situation is worse because people are more likely to put good HD result in the database (correlation can be found: when you have dysplasic dog in a litter, there are less results available among other offspring).