#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	13417	72.2007900425	269.03847117	1.08845571013	1.11084873037	56.0	1.01818181818	1.01818181818
2	13417	67.984348215	194.253054391	1.02489116768	1.04597646169	56.0	1.01818181818	1.01818181818
3	10577	68.1403989789	282.196922391	1.02724369519	1.04837738823	55.0	1.0	1.0
4	8172	65.4557023984	134.863988048	0.986770823341	1.00707185977	55.0	1.0	1.0
5	6271	62.1698293733	52.684926725	0.937234976783	0.956516902184	55.0	1.0	1.0
6	4784	63.4573578595	157.224563599	0.956644982296	0.97632623368	55.0	1.0	1.0
7	3633	61.1888246628	46.8113280214	0.922445939458	0.941423606993	55.0	1.0	1.0
8	2795	64.7867620751	99.0373863926	0.976686281133	0.996779846226	55.0	1.0	1.0
9	2196	62.4130236794	71.3817515684	0.940901227955	0.960258579886	55.0	1.0	1.0
10	1692	60.3882978723	53.4003894071	0.910377678769	0.929107063527	55.0	1.0	1.0
11	1278	63.4882629108	97.9316268621	0.957110888271	0.976801724834	55.0	1.0	1.0
12	971	60.0803295572	43.461735888	0.905734933572	0.92436880219	54.0	0.981818181818	0.981818181818
13	745	58.2805369128	26.155969144	0.878602341536	0.896678005832	55.0	1.0	1.0
14	553	62.0705244123	91.8097160403	0.935737914884	0.954989040926	55.0	1.0	1.0
15	413	60.607748184	45.6021975811	0.913685979754	0.93248342686	54.0	0.981818181818	0.981818181818
16	302	57.178807947	17.9238958088	0.861993337908	0.879727301801	54.0	0.981818181818	0.981818181818
17	224	57.5758928571	22.3557588679	0.867979551322	0.885836670799	54.0	0.981818181818	0.981818181818
18	167	57.3832335329	21.6523253241	0.865075135159	0.882872501493	54.0	0.981818181818	0.981818181818
19	137	54.5620437956	7.2694353779	0.822544574522	0.839466951	54.0	0.981818181818	0.981818181818
20	110	61.0090909091	30.3562171121	0.919736381427	0.938658304674	54.0	0.981818181818	0.981818181818
21	81	59.4938271605	25.0037643866	0.896893175991	0.915345141337	54.0	0.981818181818	0.981818181818
22	63	60.7777777778	28.8902930062	0.916249243703	0.935099425358	54.0	0.981818181818	0.981818181818
23	50	55.6	9.3914855055	0.838192178335	0.855436476141	54.0	0.981818181818	0.981818181818
24	37	59.2432432432	38.3267639219	0.893115523483	0.911489770417	52.0	0.945454545455	0.945454545455
25	28	67.5	66.2735133476	1.01758942514	1.03852449891	54.0	0.981818181818	0.981818181818
26	25	58.28	16.7033409832	0.878594247362	0.896669745135	54.0	0.981818181818	0.981818181818
27	21	61.4761904762	22.7064476843	0.926778093722	0.945844887546	54.0	0.981818181818	0.981818181818
28	19	60.3157894737	26.9425365734	0.909284585736	0.927991482069	54.0	0.981818181818	0.981818181818
29	17	61.7647058824	28.6531579448	0.931127578556	0.950283855214	56.0	1.01818181818	1.01818181818
30	14	52.6428571429	7.05698380388	0.793612070186	0.809939212379	53.0	0.963636363636	0.963636363636
31	12	52.3333333333	5.74939610355	0.788945875291	0.80517701891	51.0	0.927272727273	0.927272727273
32	9	54.0	1.24721912892	0.814071540109	0.83081959913	54.0	0.981818181818	0.981818181818
33	7	59.2857142857	19.2703642616	0.89375579139	0.912143210685	53.0	0.963636363636	0.963636363636
34	6	49.0	4.472135955	0.738694545655	0.75389185847	50.0	0.909090909091	0.909090909091
35	6	51.6666666667	1.88561808316	0.778895609364	0.794919986822	51.0	0.927272727273	0.927272727273
36	6	47.6666666667	10.7341614587	0.7185940138	0.733377794294	52.5	0.954545454545	0.954545454545
37	6	52.5	2.21735578261	0.791458441773	0.807741276932	53.5	0.972727272727	0.972727272727
38	4	55.0	3.2403703492	0.829146939	0.846205147262	54.5	0.990909090909	0.990909090909
39	3	55.0	3.55902608401	0.829146939	0.846205147262	53.0	0.963636363636	0.963636363636
40	3	123.666666667	114.950230776	1.86432432951	1.90267945233	50.0	0.909090909091	0.909090909091
41	2	221.5	167.5	3.33920085434	3.40789891125	221.5	4.02727272727	4.02727272727
42	2	210.0	155.0	3.16583376709	3.23096510773	210.0	3.81818181818	3.81818181818
43	2	94.0	36.0	1.41708749575	1.44624152441	94.0	1.70909090909	1.70909090909
44	2	52.5	3.5	0.791458441773	0.807741276932	52.5	0.954545454545	0.954545454545
45	2	56.0	1.0	0.844222337891	0.861590695394	56.0	1.01818181818	1.01818181818
46	2	67.5	14.5	1.01758942514	1.03852449891	67.5	1.22727272727	1.22727272727
47	2	49.5	1.5	0.7462322451	0.761584632536	49.5	0.9	0.9
48	2	54.0	2.0	0.814071540109	0.83081959913	54.0	0.981818181818	0.981818181818
49	1	99.0	0.0	1.4924644902	1.52316926507	99.0	1.8	1.8
50	1	58.0	0.0	0.874373135673	0.892361791658	58.0	1.05454545455	1.05454545455
51	1	56.0	0.0	0.844222337891	0.861590695394	56.0	1.01818181818	1.01818181818
52	1	57.0	0.0	0.859297736782	0.876976243526	57.0	1.03636363636	1.03636363636