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
20918754	G	A	True	1	0.0	0.037	0.0	False	True	0.00/6	0.00/8	0.25/4	0.00/9	0.00/6	0.00/5	0.00/3	0.00/4	0.00/7
20918757	A	G	False	1	0.0	0.061	0.0	False	False	0.00/9	0.00/10	0.25/4	0.09/11	0.00/8	0.00/8	0.00/5	0.00/6	0.00/11
20918763	T	C	False	1	0.0	0.032	0.0	False	False	0.00/10	0.00/10	0.25/4	0.00/10	0.00/7	0.00/7	0.00/5	0.00/6	0.00/10
20918782	C	A	False	1		0.4	0.8	False	False	1.00/3	0.00/1		0.00/2	1.00/2	1.00/2	0.00/2	1.00/2	1.00/4