#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	19447	704.918342161	1888.06364653	1.40990996587	1.53297260878	389.0	1.84360189573	2.0582010582
2	19447	571.215971615	1793.57528	1.14249132542	1.24221258805	257.0	1.21800947867	1.35978835979
3	15192	498.995260664	2664.80132834	0.998042395628	1.08515557158	204.0	0.96682464455	1.07936507937
4	12194	461.295555191	3062.21003751	0.922639065516	1.00317073392	190.5	0.902843601896	1.00793650794
5	9779	427.091215871	3198.00331853	0.854226831078	0.928787203028	170.0	0.805687203791	0.899470899471
6	8007	420.276508055	3507.77567481	0.840596707007	0.913967386614	182.0	0.862559241706	0.962962962963
7	6480	405.471141975	3880.90258383	0.810984435718	0.881770436547	170.5	0.808056872038	0.902116402116
8	5297	378.534831036	4273.38680352	0.757109013609	0.823192549747	174.0	0.824644549763	0.920634920635
9	4288	373.68306903	4742.22335886	0.747404985219	0.812641514519	169.0	0.800947867299	0.89417989418
10	3462	324.946562681	5250.52188491	0.649926905994	0.70665515438	167.5	0.793838862559	0.886243386243
11	2845	323.282601054	5791.31706905	0.646598809761	0.70303656845	173.0	0.81990521327	0.915343915344
12	2280	367.062280702	4549.86095581	0.734162720282	0.798243411153	172.0	0.815165876777	0.910052910053
13	1825	477.793424658	806.654100513	0.955636519527	1.03904833914	159.0	0.75355450237	0.84126984127
14	1432	483.773044693	870.02517351	0.967596381223	1.05205210593	160.5	0.760663507109	0.849206349206
15	1168	469.706335616	901.58219861	0.939461500731	1.0214614993	158.0	0.748815165877	0.835978835979
16	967	463.689762151	750.156098839	0.927427728332	1.00837737059	156.0	0.739336492891	0.825396825397
17	820	456.424390244	788.405552374	0.912896229228	0.992577503483	140.0	0.663507109005	0.740740740741
18	675	485.674074074	921.026200855	0.971398637612	1.05618623863	164.0	0.777251184834	0.867724867725
19	542	454.850553506	759.12109416	0.909748392139	0.989154910444	146.5	0.694312796209	0.775132275132
20	437	442.219679634	639.988023541	0.884485331321	0.961686787525	154.0	0.729857819905	0.814814814815
21	357	547.655462185	900.303220974	1.09536785726	1.19097599305	179.0	0.848341232227	0.94708994709
22	287	370.365853659	487.165772448	0.740770209626	0.805427628885	142.0	0.672985781991	0.751322751323
23	230	418.586956522	655.380605519	0.837217428298	0.910293150795	148.5	0.703791469194	0.785714285714
24	176	527.5625	858.82785909	1.05517984408	1.14728020757	169.0	0.800947867299	0.89417989418
25	151	488.509933775	911.153012844	0.977070651823	1.06235332918	133.0	0.630331753555	0.703703703704
26	130	498.976923077	806.017832074	0.998005718549	1.08511569318	178.5	0.845971563981	0.944444444444
27	108	544.027777778	1025.29967126	1.08811211132	1.18308693627	165.0	0.781990521327	0.873015873016
28	94	373.744680851	477.909965173	0.747528215266	0.812775500584	131.0	0.620853080569	0.693121693122
29	84	568.428571429	991.954231444	1.13691623527	1.2361508815	132.5	0.627962085308	0.701058201058
30	73	533.753424658	867.239563067	1.06756233699	1.16074349453	164.0	0.777251184834	0.867724867725
31	62	499.709677419	742.73210529	0.999471303409	1.08670920021	203.0	0.962085308057	1.07407407407
32	52	344.846153846	482.938895029	0.689728157037	0.749930419554	111.0	0.526066350711	0.587301587302
33	47	293.127659574	318.978997309	0.586285791969	0.637459186584	110.0	0.521327014218	0.582010582011
34	38	384.815789474	562.432304945	0.769671583436	0.836851631466	128.0	0.60663507109	0.677248677249
35	34	345.147058824	557.649116557	0.690329998274	0.750584791927	95.0	0.450236966825	0.502645502646
36	32	439.5	580.386132243	0.879045689323	0.955772351577	148.5	0.703791469194	0.785714285714
37	30	345.333333333	415.445330004	0.690702566658	0.750989879586	132.5	0.627962085308	0.701058201058
38	26	419.5	499.565907718	0.839043610173	0.912278729207	158.5	0.751184834123	0.838624338624
39	20	216.75	261.785575424	0.433522532789	0.471362132433	114.5	0.542654028436	0.60582010582
40	18	298.611111111	350.707719221	0.597253265088	0.649383945105	139.5	0.661137440758	0.738095238095
41	16	310.75	271.486532815	0.621532304794	0.675782157571	168.5	0.798578199052	0.891534391534
42	12	353.0	318.037471587	0.706036696999	0.767662434828	178.5	0.845971563981	0.944444444444
43	9	384.0	361.748531441	0.768039919681	0.835077549501	308.0	1.45971563981	1.62962962963
44	9	619.444444444	888.816830413	1.23895328479	1.34709413729	258.0	1.22274881517	1.36507936508
45	8	614.5	732.893068599	1.22906388189	1.33634154731	138.5	0.656398104265	0.732804232804
46	8	698.625	723.521066988	1.39732262731	1.51928659641	489.5	2.31990521327	2.58994708995
47	7	221.142857143	242.591619553	0.442308703745	0.480915195918	118.0	0.559241706161	0.624338624339
48	6	179.166666667	113.396673477	0.358351959053	0.389630367063	130.0	0.616113744076	0.687830687831
49	5	408.0	404.974567103	0.816042414661	0.887269896345	156.0	0.739336492891	0.825396825397
50	5	132.4	51.8366665595	0.264813763973	0.287927780088	114.0	0.54028436019	0.603174603175
51	3	741.666666667	458.799399399	1.48341043515	1.61288849622	1053.0	4.99052132701	5.57142857143
52	3	77.0	4.24264068712	0.154008004728	0.167450446124	74.0	0.350710900474	0.391534391534
53	3	122.666666667	25.5255862921	0.245346085454	0.266760883868	118.0	0.559241706161	0.624338624339
54	2	272.0	142.0	0.544028276441	0.59151326423	272.0	1.28909952607	1.43915343915
55	2	280.0	205.0	0.560029108101	0.608910713178	280.0	1.32701421801	1.48148148148
56	2	173.5	96.5	0.347018036627	0.377307174058	173.5	0.822274881517	0.917989417989
57	1	101.0	0.0	0.202010499708	0.219642792968	101.0	0.478672985782	0.534391534392
58	1	173.0	0.0	0.346017984648	0.376219833499	173.0	0.81990521327	0.915343915344
59	1	833.0	0.0	1.6660865966	1.8115093717	833.0	3.94786729858	4.40740740741
60	1	88.0	0.0	0.17600914826	0.191371938427	88.0	0.417061611374	0.465608465608
61	1	122.0	0.0	0.244012682815	0.265311096456	122.0	0.578199052133	0.645502645503
62	1	182.0	0.0	0.364018920266	0.395791963566	182.0	0.862559241706	0.962962962963
63	1	118.0	0.0	0.236012266985	0.256612371982	118.0	0.559241706161	0.624338624339
64	1	1006.0	0.0	2.01210458125	2.1877292052	1006.0	4.76777251185	5.32275132275
65	1	130.0	0.0	0.260013514475	0.282708545404	130.0	0.616113744076	0.687830687831
66	1	74.0	0.0	0.148007692855	0.160926402768	74.0	0.350710900474	0.391534391534
67	1	110.0	0.0	0.220011435325	0.239214923034	110.0	0.521327014218	0.582010582011
68	1	83.0	0.0	0.166008628473	0.180498532835	83.0	0.39336492891	0.439153439153
69	1	116.0	0.0	0.23201205907	0.252263009745	116.0	0.549763033175	0.613756613757
70	1	113.0	0.0	0.226011747198	0.24573896639	113.0	0.535545023697	0.597883597884