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
77174050	T	A	False	6	1.0	0.39	0.273	False	False	1.00/13	0.33/12	0.64/11	0.22/9	0.33/9	0.38/8	0.00/8	0.86/7	0.00/10
77174097	G	C	False	1	0.0	0.0	0.042	False	False	0.00/7	0.00/6	0.00/8	0.00/5	0.00/1	0.00/6	0.00/6	0.25/4	0.00/8