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
1937314	G	T	False	1	0.4	0.167	0.0	False	False	0.40/5	0.33/3	0.00/1	0.00/1	0.00/1	0.00/2	0.00/3		0.00/6
1937321	A	T	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/4	0.00/7	0.00/6	0.00/7	0.00/8	0.00/10		0.00/9
1937323	A	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/4	0.00/7	0.00/6	0.00/7	0.00/8	0.00/10		0.00/9
1937325	T	C	False	1	0.25	0.0	0.0	False	False	0.25/4	0.00/4	0.00/7	0.00/6	0.00/7	0.00/8	0.00/10		0.00/10
1937348	C	T	True	3		0.0	1.0	True	True		0.00/3	0.00/8	0.00/4	0.00/4	1.00/7	1.00/6		1.00/4