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
53861818	C	T	False	4		0.286	0.938	True	True	0.00/3	0.25/4	0.33/3	0.50/8	0.00/6	1.00/5	0.80/5	1.00/3	1.00/3
53861823	A	G	False	7	0.0	0.321	0.962	True	False	0.00/6	0.29/7	0.40/5	0.44/9	0.14/7	1.00/5	1.00/7	0.89/9	1.00/5
53861830	C	T	True	5	0.0	0.24	1.0	True	True	0.00/4	0.25/4	0.33/3	0.36/11	0.00/7	1.00/6	1.00/5	1.00/4	1.00/3