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
77399050	G	T	False	1		0.4	1.0	False	False	1.00/1	1.00/1	0.67/3	0.25/4	0.00/2	1.00/1	1.00/1	1.00/1	1.00/3
77399090	T	C	False	1		0.027	0.0	False	False	0.00/2	0.00/8	0.00/16	0.00/9	0.25/4	0.00/10	0.00/7	0.00/9	0.00/7
77399091	T	C	False	1		0.029	0.0	False	False	0.00/2	0.00/8	0.00/16	0.00/7	0.25/4	0.00/10	0.00/7	0.00/9	0.00/7
77399096	T	C	False	1		0.03	0.0	False	False	0.00/1	0.00/8	0.00/14	0.00/7	0.25/4	0.00/9	0.00/7	0.00/9	0.00/7