"sample"	"count"	"freq"
"A"	0	213
"A"	1	128
"A"	2	37
"A"	3	18
"A"	4	3
"A"	5	1
"B"	0	103
"B"	1	143
"B"	2	98
"B"	3	42
"B"	4	8
"B"	5	4
"B"	6	2
"C"	0	75
"C"	1	103
"C"	2	121
"C"	3	54
"C"	4	30
"C"	5	13
"C"	6	2
"C"	7	1
"C"	8	0
"C"	9	1
"D"	0	0
"D"	1	20
"D"	2	43
"D"	3	53
"D"	4	86
"D"	5	70
"D"	6	54
"D"	7	37
"D"	8	18
"D"	9	10
"D"	10	5
"D"	11	2
"D"	12	2