aa_	count_n
0	0
1	0
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
A	8037
B	0
C	385
D	3057
E	4512
F	3377
G	5776
H	848
I	6347
J	0
K	4418
L	9838
M	1427
N	3280
O	0
P	2372
Q	3204
R	2762
S	4979
T	4041
U	0
V	5708
W	620
X	6
Y	1563
Z	0