#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	9719	71.1588640807	101.984577612	1.07490995858	1.09066033313	57.0	1.01785714286	1.01785714286
2	9719	70.7380388929	168.707548626	1.06855306698	1.08421029566	56.0	1.0	1.0
3	7944	67.6173212487	121.504295765	1.02141220102	1.03637868692	56.0	1.0	1.0
4	6408	65.2574906367	130.912426974	0.98576512517	1.00020928378	56.0	1.0	1.0
5	5101	65.7951382082	134.532181449	0.993886709687	1.00844987175	56.0	1.0	1.0
6	4081	63.1837784857	93.6646174662	0.95444009109	0.96842525217	56.0	1.0	1.0
7	3300	67.3618181818	163.49111364	1.01755262858	1.03246256116	56.0	1.0	1.0
8	2663	62.6319939917	45.0287234824	0.94610495737	0.959967985915	56.0	1.0	1.0
9	2155	60.1044083527	25.4743901072	0.907923811427	0.921227381624	56.0	1.0	1.0
10	1762	60.3132803632	35.8006451254	0.911078985516	0.924428787655	56.0	1.0	1.0
11	1400	59.3864285714	23.8797275371	0.897078168696	0.910222820527	56.0	1.0	1.0
12	1146	59.7338568935	36.4626063726	0.902326343582	0.915547895546	55.0	0.982142857143	0.982142857143
13	903	59.6766334441	25.2239927129	0.901461938894	0.914670824963	56.0	1.0	1.0
14	748	60.121657754	26.2475343671	0.908184377043	0.92149176524	56.0	1.0	1.0
15	598	58.0267558528	18.6169615504	0.876539255316	0.889382955819	55.0	0.982142857143	0.982142857143
16	486	58.5329218107	27.7933650064	0.884185285586	0.897141021372	55.0	0.982142857143	0.982142857143
17	405	58.2666666667	21.5782927047	0.880163294657	0.893060097262	55.0	0.982142857143	0.982142857143
18	324	56.299382716	9.36370057765	0.850445941279	0.862907303275	55.0	0.982142857143	0.982142857143
19	248	56.8467741935	15.1615198164	0.858714715072	0.871297237248	54.5	0.973214285714	0.973214285714
20	204	57.1862745098	11.4380088698	0.863843131265	0.876500798783	55.0	0.982142857143	0.982142857143
21	155	57.0193548387	11.6599512906	0.861321679876	0.873942401225	55.0	0.982142857143	0.982142857143
22	109	57.3853211009	14.7261910201	0.866849884757	0.879551609447	55.0	0.982142857143	0.982142857143
23	90	55.5444444444	6.63519422995	0.839042011822	0.851336275021	54.0	0.964285714286	0.964285714286
24	73	58.5890410959	17.5630649309	0.885033011015	0.898001168299	55.0	0.982142857143	0.982142857143
25	59	56.3050847458	8.13499291571	0.850532074871	0.86299469896	54.0	0.964285714286	0.964285714286
26	51	57.3725490196	14.2388047311	0.86665695254	0.879355850245	54.0	0.964285714286	0.964285714286
27	46	58.1739130435	14.4211564811	0.878762179075	0.8916384515	54.0	0.964285714286	0.964285714286
28	39	56.1794871795	6.90177158555	0.848634825997	0.861069650194	54.0	0.964285714286	0.964285714286
29	29	55.3793103448	4.44439820296	0.836547532877	0.848805245129	54.0	0.964285714286	0.964285714286
30	27	54.2592592593	9.00449514324	0.819628290537	0.831638089555	55.0	0.982142857143	0.982142857143
31	22	55.6818181818	5.80271381367	0.841117148915	0.853441818555	55.0	0.982142857143	0.982142857143
32	20	61.7	32.5562589988	0.932026463622	0.945683203679	53.5	0.955357142857	0.955357142857
33	15	65.0	45.5997076014	0.981875528937	0.996262694314	53.0	0.946428571429	0.946428571429
34	11	55.1818181818	4.60865158387	0.833564260231	0.845778259368	54.0	0.964285714286	0.964285714286
35	10	56.6	7.24154679609	0.854986999044	0.867514899972	55.0	0.982142857143	0.982142857143
36	9	54.2222222222	5.32870169257	0.819068817301	0.831070418504	54.0	0.964285714286	0.964285714286
37	8	55.25	4.91807889323	0.834594199597	0.846823290167	54.0	0.964285714286	0.964285714286
38	7	53.7142857143	4.09579176767	0.811396041495	0.823285215521	53.0	0.946428571429	0.946428571429
39	6	54.5	3.86221007542	0.82326486657	0.835327951386	55.0	0.982142857143	0.982142857143
40	6	96.6666666667	94.0880202553	1.4602251456	1.48162144283	56.0	1.0	1.0
41	5	56.2	4.62168800332	0.848944688096	0.861384052622	58.0	1.03571428571	1.03571428571
42	4	52.0	1.22474487139	0.78550042315	0.797010155451	52.5	0.9375	0.9375
43	4	55.0	4.12310562562	0.830817755254	0.842991510573	55.0	0.982142857143	0.982142857143
44	4	54.25	5.11737237261	0.819488422228	0.831496171793	52.0	0.928571428571	0.928571428571
45	3	49.3333333333	1.24721912892	0.745218350168	0.756137839787	49.0	0.875	0.875
46	2	55.0	2.0	0.830817755254	0.842991510573	55.0	0.982142857143	0.982142857143
47	2	56.5	0.5	0.853476421307	0.865982188134	56.5	1.00892857143	1.00892857143
48	2	53.5	0.5	0.808159089202	0.820000833012	53.5	0.955357142857	0.955357142857
49	1	53.0	0.0	0.800606200518	0.812337273825	53.0	0.946428571429	0.946428571429
50	1	52.0	0.0	0.78550042315	0.797010155451	52.0	0.928571428571	0.928571428571