aa_ count_n 0 0 1 21972 2 48028 3 6498 4 8435 5 0 6 0 7 9505 8 0 9 0 A 244 B 0 C 84 D 216 E 397 F 510 G 132 H 123 I 619 J 0 K 639 L 589 M 83 N 614 O 0 P 64 Q 323 R 194 S 487 T 512 U 0 V 395 W 77 X 0 Y 292 Z 0