aa_	count_n
0	0
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
A	13579
B	0
C	1594
D	7270
E	11723
F	10194
G	11340
H	2985
I	13736
J	0
K	15044
L	22672
M	3582
N	10114
O	0
P	5528
Q	6317
R	4645
S	13146
T	8102
U	0
V	10868
W	1198
X	9
Y	5631
Z	0