pos	ref	alt	in_target	n_oysters_with_alt	alt_freq_Pum	alt_freq_Qui	alt_freq_Rio	pop_differentiated	cpg_destroying	Pum1	Qui1	Qui2	Qui3	Qui4	Rio1	Rio2	Rio3	Rio4
18840841	G	T	True	3	0.0	0.0	0.613	True	False	0.00/4	0.00/9	0.00/6	0.00/8	0.00/10	0.50/10	1.00/8	0.00/2	0.55/11
18840853	A	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/9	0.00/7	0.00/10	0.00/10	0.00/10	0.00/9	0.00/3	0.00/9
18840879	C	A	False	0		0.0	0.25	False	False			0.00/1	0.00/1	0.00/2	1.00/1	0.00/1	0.00/1	0.00/1
18840881	C	A	False	0		0.0	0.25	False	False			0.00/1	0.00/1	0.00/2	0.00/1	1.00/1	0.00/1	0.00/1