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
20053779	C	T	True	0		0.0	0.286	False	True	1.00/1	0.00/1	0.00/2		0.00/2	1.00/2	0.00/1	0.00/1	0.00/3
20053802	A	G	False	5	0.5	0.032	0.474	False	False	0.50/4	0.33/3	0.00/7	0.00/9	0.00/12	0.55/11	0.75/8	0.33/9	0.30/10
20053829	T	A	False	3	0.286	0.033	0.364	False	False	0.29/7	0.20/5	0.00/6	0.00/9	0.00/10	0.44/9	0.62/8	0.17/6	0.20/10