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
77097756	G	A	False	1	0.25	0.087	0.074	False	True	0.25/8	0.20/10	0.07/15	0.00/12	0.11/9	0.00/12	0.00/6	0.05/20	0.19/16
77097791	C	A	True	4	0.8	0.3	1.0	True	False	0.80/5		0.20/5	0.25/4	1.00/1	1.00/5	1.00/6	1.00/2	1.00/1
77097804	A	T	False	9	0.667	0.364	0.928	True	False	0.67/12	0.40/10	0.30/20	0.43/14	0.36/11	1.00/13	1.00/15	0.95/22	0.79/19
77097827	C	G	False	1	0.0	0.0	0.053	False	False	0.00/5	0.00/2	0.00/6	0.00/6	0.00/3	0.00/6	0.00/6	0.25/4	0.00/3