#Intron_position	number	Mean_intron_length	stdev	Ratio_to_mean_intron_length	Ratio_to_mean_non-first_intron_length	Median_intron_length	Ratio_to_median_intron_length	Ratio_to_median_non-first_intron_length
1	444	66.9504504505	35.9044938688	0.98667997035	0.976202021705	58.0	1.0	1.01754385965
2	444	68.9436936937	37.7863717849	1.01605532438	1.00526542711	57.0	0.98275862069	1.0
3	86	69.6744186047	35.450732882	1.02682435772	1.0159200998	60.5	1.04310344828	1.06140350877
4	16	54.75	13.2122102617	0.806876249722	0.798307708592	52.0	0.896551724138	0.912280701754
5	5	62.0	15.9624559514	0.913722876398	0.904019688269	55.0	0.948275862069	0.964912280702