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
17740894	C	T	False	2		1.0	0.091	True	True	1.00/2	1.00/2	1.00/3	1.00/5	1.00/2	0.00/5	0.00/3	0.25/8	0.00/6
17740897	G	A	False	6	0.5	0.963	0.045	True	True	0.50/8	1.00/5	1.00/6	0.75/4	1.00/12	0.00/6	0.00/6	0.25/4	0.00/6
17740913	G	A	True	6	0.5	0.926	0.043	True	True	0.50/8	1.00/5	0.83/6	0.75/4	1.00/12	0.00/7	0.00/6	0.25/4	0.00/6