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
33386022	T	C	False	1	0.0	0.0	0.042	False	False	0.00/7	0.00/7	0.00/6	0.00/6	0.00/8	0.00/10	0.00/7	0.25/4	0.00/3
33386037	A	T	False	8	0.5	1.0	0.5	True	False	0.50/6	1.00/7	1.00/6	1.00/5	1.00/8	0.45/11	0.57/7	0.40/5	0.67/3
33386041	A	G	False	1	0.0	0.0	0.077	False	False	0.00/6	0.00/7	0.00/5	0.00/5	0.00/8	0.00/11	0.00/7	0.00/4	0.50/4
33386042	T	A	False	1	0.0	0.0	0.04	False	False	0.00/6	0.00/7	0.00/5	0.00/5	0.00/8	0.00/10	0.00/7	0.00/4	0.25/4
33386043	A	G	False	1	0.0	0.0	0.038	False	False	0.00/6	0.00/7	0.00/5	0.00/5	0.00/8	0.00/11	0.00/7	0.00/4	0.25/4
33386061	G	T	False	1		0.0	0.059	False	False	0.00/2	0.00/4	0.00/2	0.00/2	0.00/5	0.00/7	0.25/4	0.00/3	0.00/3
33386062	G	C	False	1		0.0	0.059	False	False	0.00/2	0.00/4	0.00/2	0.00/2	0.00/6	0.00/7	0.25/4	0.00/3	0.00/3
33386067	G	A	True	3		1.0	0.467	True	True	0.50/2	1.00/4	1.00/2	1.00/2	1.00/6	0.50/6	0.33/3	0.33/3	0.67/3
33386081	G	T	False	1		0.083	0.0	False	False	0.00/1	0.25/4	0.00/2	0.00/1	0.00/5	0.00/5	0.00/3	0.00/3	0.00/3
33386103	G	C	False	1		0.091	0.0	False	False	0.00/1	0.00/3	0.00/2	0.00/2	0.25/4	0.00/3	0.00/3	0.00/3	0.00/2
33386108	C	A	False	1		0.0	0.111	False	False	0.00/1	0.00/3	0.00/1	0.00/2	0.00/1	0.00/1	0.25/4	0.00/2	0.00/2
33386109	C	A	False	1		0.0	0.1	False	False	0.00/1	0.00/3	0.00/1	0.00/2	0.00/1	0.00/1	0.25/4	0.00/3	0.00/2