aa_	count_n
0	0
1	179670
2	692989
3	151318
4	133753
5	0
6	0
7	157103
8	0
9	0
A	2371
B	0
C	1391
D	2774
E	4162
F	4628
G	1743
H	1751
I	6545
J	0
K	5299
L	7190
M	1506
N	5168
O	0
P	899
Q	2821
R	3012
S	6809
T	5838
U	0
V	4194
W	1037
X	0
Y	4028
Z	0