aa_	count_n
0	0
1	35368
2	0
3	0
4	0
5	0
6	0
7	0
8	0
9	0
A	8977
B	0
C	1306
D	9367
E	16864
F	7328
G	10490
H	1547
I	21271
J	0
K	20849
L	18721
M	2597
N	9739
O	0
P	4586
Q	1839
R	5342
S	7967
T	6426
U	0
V	11410
W	850
X	27
Y	7319
Z	0