aa_	count_n
0	0
1	71314
2	12703
3	0
4	0
5	0
6	0
7	0
8	0
9	0
A	33
B	0
C	6
D	10
E	10
F	81
G	28
H	11
I	62
J	0
K	161
L	128
M	4
N	39
O	0
P	22
Q	26
R	35
S	60
T	49
U	0
V	39
W	19
X	0
Y	19
Z	0