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
55267856	C	A	False	1		1.0	0.0	False	False		1.00/4	1.00/1	1.00/1	1.00/1	0.00/1		0.00/3	0.00/1
55267897	G	T	False	5	1.0	1.0	0.182	True	False	1.00/6	1.00/2	1.00/3	1.00/4	1.00/4	0.50/4	0.00/7	0.33/6	0.00/5
55267904	T	C	False	5	0.8	0.667	0.0	True	False	0.80/5	0.83/6	0.75/4	0.50/6	0.60/5	0.00/5	0.00/6	0.00/8	0.00/5