#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	5571	116.715849937	132.242099687	1.03007840094	1.04623792827	60.0	1.05263157895	1.07142857143
2	5571	112.273380004	212.099152227	0.990871281017	1.00641574009	57.0	1.0	1.01785714286
3	2813	111.292214717	142.166472868	0.982211984361	0.997620599269	55.0	0.964912280702	0.982142857143
4	1321	105.135503407	128.565999819	0.927875787987	0.94243199472	55.0	0.964912280702	0.982142857143
5	596	117.023489933	148.538662804	1.03279348475	1.04899560541	55.0	0.964912280702	0.982142857143
6	272	109.227941176	136.57891852	0.963993691051	0.979116503433	55.0	0.964912280702	0.982142857143
7	136	129.080882353	150.634933412	1.1392062771	1.15707776626	57.5	1.00877192982	1.02678571429
8	66	100.393939394	121.506687531	0.886029006435	0.899928734777	56.0	0.982456140351	1.0
9	39	107.307692308	127.735534852	0.947046490776	0.961903441117	57.0	1.0	1.01785714286
10	18	120.611111111	106.791665764	1.06445611745	1.08115495096	60.5	1.06140350877	1.08035714286
11	8	148.625	158.444736028	1.31169333404	1.33227074277	80.5	1.41228070175	1.4375
12	3	182.666666667	126.505160193	1.61212884117	1.6374193822	148.0	2.59649122807	2.64285714286
13	3	282.333333333	239.13362141	2.49173928553	2.53082886264	187.0	3.28070175439	3.33928571429
14	2	118.5	69.5	1.04582445809	1.06223100433	118.5	2.07894736842	2.11607142857
15	1	51.0	0.0	0.450101665508	0.457162710724	51.0	0.894736842105	0.910714285714