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
41997959	T	A	False	1		0.038	0.0	False	False	0.00/2	0.00/8	0.00/5	0.25/4	0.00/9	0.00/9	0.00/8	0.00/9	0.00/7
41997960	A	G	False	1		0.077	0.0	False	False	0.00/2	0.00/8	0.20/5	0.25/4	0.00/9	0.00/8	0.00/8	0.00/9	0.00/7
41997988	C	A	False	1		0.056	0.0	False	False	0.00/2	0.00/5	0.00/3	0.25/4	0.00/6	0.00/4	0.00/4	0.00/1	0.00/3