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
2031176	C	T	True	2		0.0	0.923	True	True	1.00/2	0.00/3	0.00/3	0.00/2	0.00/2	1.00/4	1.00/3		0.83/6