Table 2.

Exon Statistics for years < 2016

Name	Total species	Exon number	Gene number	Gene Length	Exon per Gene
Bacteria	51,537	N/A	3.8 k ± 1.5 k	885 ± 65	N/A
Fungi	194	29 k ± 20 k	9.2 k ± 3.5 k	1.6 k ± 254	2.8 ± 1.5
Archaea	474	N/A	2.9 k ± 0.8 k	855 ± 40	N/A
Viridiplantae	61	273 k ± 153 k	32 k ± 17 k	4.1 k ± 2.3 k	8 ± 2.5
Metazoas	262	314 k ± 211 k	22.3 k ± 9.6 k	22 k ± 12 k	13.4 ± 5.4
Ascomycota	143	25.2 k ± 14.3 k	9.5 k ± 3.1 k	1.6 k ± 205	2.4 ± 1
eudicotyledons (dicots)	41	328 k ± 133 k	38 k ± 16 k	4 k ± 1.4 k	8.6 ± 1.3