repeat_feature	3	144552
repeat_feature	2	112710
simple_feature	3	44905
simple_feature	2	5704
prediction_transcript	3	492959
prediction_exon	3	17306
prediction_transcript	2	392381
prediction_exon	2	4501
protein_align_feature	3	2079624
protein_align_feature	2	608059
dna_align_feature	3	1236677
dna_align_feature	2	609334
gene	3	2079624
exon	3	17328
transcript	3	2079624
gene	2	609334
exon	2	5899
transcript	2	609334
density_feature	3	1650124
density_feature	2	50067
