#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	3125	385.60256	1066.73621022	0.969327053228	0.959537325543	154.0	1.01315789474	1.01986754967
2	3125	459.05312	1387.93067967	1.15396694484	1.14231244483	168.0	1.10526315789	1.11258278146
3	1891	408.870967742	1246.42274518	1.02781913666	1.01743866763	167.0	1.09868421053	1.1059602649
4	1236	381.109223301	681.595468062	0.958031711149	0.948356060878	163.0	1.07236842105	1.07947019868
5	847	391.87957497	943.264099504	0.985106202683	0.97515711333	139.0	0.914473684211	0.920529801325
6	588	323.076530612	675.392170727	0.812149227914	0.803946919153	135.5	0.891447368421	0.897350993377
7	403	423.17866005	1912.7211808	1.06378578901	1.05304207444	132.0	0.868421052632	0.87417218543
8	302	324.622516556	859.827980191	0.816035524725	0.807793966273	126.5	0.832236842105	0.837748344371
9	228	369.407894737	1072.60246528	0.928616931497	0.919238356069	115.5	0.759868421053	0.764900662252
10	179	301.251396648	711.493368834	0.757285243629	0.749637034193	90.0	0.592105263158	0.596026490066
11	131	346.496183206	585.951569971	0.871021510391	0.86222462046	148.0	0.973684210526	0.980132450331
12	99	216.090909091	420.265070056	0.543208956233	0.537722812274	104.0	0.684210526316	0.688741721854
13	77	205.61038961	370.650223882	0.516863044359	0.511642981184	82.0	0.539473684211	0.543046357616
14	56	243.607142857	737.541395414	0.612379217428	0.606194487766	70.5	0.463815789474	0.466887417219
15	47	196.106382979	206.450574585	0.492971888807	0.487993114582	139.0	0.914473684211	0.920529801325
16	39	243.641025641	325.388327149	0.612464391912	0.606278802029	134.0	0.881578947368	0.887417218543
17	32	154.6875	176.062744054	0.388853171893	0.384925945629	72.0	0.473684210526	0.476821192053
18	23	182.565217391	261.343323433	0.458932130004	0.454297140644	93.0	0.611842105263	0.615894039735
19	17	108.470588235	88.3023666641	0.272673178456	0.269919313127	65.0	0.427631578947	0.430463576159
20	16	497.125	1538.11495324	1.24967197141	1.23705089759	56.5	0.371710526316	0.37417218543
21	15	181.533333333	288.395762028	0.456338181631	0.451729389876	69.0	0.453947368421	0.456953642384
22	9	270.666666667	362.546855209	0.680401401918	0.673529681564	114.0	0.75	0.754966887417
23	7	1140.42857143	2656.84898529	2.86680738468	2.83785403655	57.0	0.375	0.377483443709
24	5	264.4	208.377158057	0.664648266011	0.657935644602	169.0	1.11184210526	1.11920529801
25	4	229.75	268.407688973	0.577545155507	0.571712232781	93.5	0.615131578947	0.619205298013
26	3	185.666666667	99.4663538869	0.466728547867	0.462014818511	256.0	1.68421052632	1.69536423841
27	3	2644.0	3545.24818125	6.64648266011	6.57935644602	212.0	1.39473684211	1.40397350993
28	3	238.0	173.556907094	0.598283991341	0.592241616548	200.0	1.31578947368	1.32450331126
29	3	143.0	63.8905313799	0.359473154461	0.355842651959	174.0	1.14473684211	1.15231788079
30	2	3939.0	3883.0	9.90185143653	9.80184759488	3939.0	25.9144736842	26.0860927152
31	1	198.0	0.0	0.497732060024	0.492705210405	198.0	1.30263157895	1.31125827815
32	1	573.0	0.0	1.44040641613	1.42585901799	573.0	3.76973684211	3.79470198675
33	1	83.0	0.0	0.208645257485	0.206538042746	83.0	0.546052631579	0.549668874172
34	1	118.0	0.0	0.296628197388	0.29363239812	118.0	0.776315789474	0.781456953642
35	1	330.0	0.0	0.829553433373	0.821175350675	330.0	2.17105263158	2.18543046358