Table 1.

Frequency distribution of amounts of total DNA extracted, DNA concentration by punch and punch by DNA cards received at the DNA bank

Total ssDNA (ng)	Samples (n)	%	Accumulative %
30–250	18	11.84	11.84
251–1000	59	38.82	50.66
1001–2000	52	34.21	84.87
2001–3000	21	13.82	98.68
>3000	2	1.32	100.00
ng ssDNA/punch
1–10	22	14.47	14.47
11–20	33	21.71	36.18
21–30	26	17.11	53.29
31–40	28	18.42	71.71
41–50	22	14.47	86.18
51–60	16	10.53	96.71
>60	5	3.29	100.00
Punch/card
11–20	11	7.24	7.24
21–30	31	20.39	27.63
31–40	48	31.58	59.21
41–50	52	34.21	93.42
>50	10	6.58	100.00