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
21237004	C	T	False	1	0.0	0.214	0.0	False	True	0.00/4	0.00/1	0.50/6	0.00/4	0.00/3	0.00/4	0.00/4	0.00/7	0.00/6
21237014	C	G	False	1	0.0	0.062	0.0	False	False	0.00/4	0.00/1	0.00/6	0.00/5	0.25/4	0.00/3	0.00/3	0.00/6	0.00/6
21237049	T	C	False	6	0.857	0.533	0.4	False	False	0.86/7	1.00/4	0.57/7	0.22/9	0.60/10	0.25/8	0.20/5	1.00/11	0.00/11
21237060	A	T	False	1	0.0	0.061	0.0	False	False	0.00/7	0.00/4	0.25/8	0.00/9	0.00/12	0.00/7	0.00/4	0.00/10	0.00/13