#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	1	1080.0	0.0	0.936010400116	0.924182782817	1080.0	0.884883244572	0.793534166054
2	1	446.0	0.0	0.386537628196	0.381653260311	446.0	0.365424006555	0.327700220426
3	1	1748.0	0.0	1.51495016611	1.49580694849	1748.0	1.43219991807	1.28434974284
4	1	1387.0	0.0	1.20208002311	1.18689029608	1387.0	1.1364195002	1.01910360029
5	1	1361.0	0.0	1.1795464394	1.16464145131	1361.0	1.11511675543	1.0
6	1	901.0	0.0	0.780875343059	0.771008043813	901.0	0.738222040147	0.662013225569