#chr	length	GC%
AB325691	20000	0.3317
MTR	20128	0.322833863275
chrI	5579133	0.36093421684
chrII	4539804	0.359186652111
chrIII	2452883	0.36237317475
chrM	19431	0.300910915547
# total	12631379.0	0.360386225447