aa_	count_n
0	0
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
A	4565
B	0
C	488
D	3449
E	4312
F	4918
G	3570
H	902
I	6641
J	0
K	7050
L	8990
M	864
N	5436
O	0
P	2211
Q	3646
R	2002
S	5450
T	4192
U	0
V	4950
W	659
X	0
Y	2177
Z	0