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
21907763	A	G	False	1	0.0	0.083	0.03	False	False	0.00/7	0.00/6	0.25/8	0.00/6	0.00/4	0.00/8	0.11/9	0.00/8	0.00/8
21907772	C	A	False	1		0.2	0.0	False	False	0.00/1		0.25/4		0.00/1	0.00/1	0.00/2	0.00/1	
21907774	C	A	False	1		0.2	0.0	False	False	0.00/1		0.25/4		0.00/1	0.00/1	0.00/2	0.00/1	
21907847	G	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/6	0.00/5	0.00/6	0.00/4	0.00/5	0.00/11	0.00/6	0.00/8
21907849	G	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/6	0.00/5	0.00/6	0.00/4	0.00/5	0.00/11	0.00/6	0.00/8