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
1920672	G	A	True	4	1.0	0.0	1.0	True	True	1.00/5	0.00/8	0.00/5	0.00/6	0.00/1	1.00/6	1.00/5	1.00/5	1.00/3
1920690	C	T	False	5	0.857	0.0	1.0	True	True	0.86/7	0.00/4	0.00/5	0.00/5	0.00/5	1.00/6	1.00/5	1.00/4	1.00/6