Sub sample	Time	Non-selective BCYNE agar cfm/ml	Selective GPVC agar cfm/ml	PCR
1	0 hours	0	0	−ve
2	2 hours	0	0	−ve
3	4 hours	0	0	−ve
4	8 hours	0	0	+ve (faint)
5	12 hours	0	0	+ve
6	24 hours	0	0	+ve
7	48 hours	0	0	+ve
8	72 hours	0	0	+ve
9	4 days	0	0	+ve
10	5 days	5.2 × 10²	0	+ve
11	6 days	7.5 × 10²	6.5 × 10²	+ve
12	7 days	2.1 × 10³	3.4 × 10³	+ve
13	10 days	1.5 × 10⁴	2.2 × 10⁴	+ve
Control	Everyday	0	0	−ve