#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	44	3.04545454545	1.22390109253	1.04811097993	1.08516196447	3.0	1.0	1.0
2	44	2.88636363636	1.31798587885	0.993358913813	1.02847439916	3.0	1.0	1.0
3	13	2.61538461538	0.486504255411	0.9000999001	0.931918656057	3.0	1.0	1.0
4	5	2.6	0.489897948557	0.894805194805	0.926436781609	3.0	1.0	1.0