#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	8247	1832.83545532	6473.43826813	1.93241444877	2.60786702526	123.0	1.5	1.57692307692
2	8247	839.196435067	3931.27826195	0.884790455015	1.19405847611	78.0	0.951219512195	1.0
3	5800	719.679827586	3646.37916518	0.758780442227	1.02400315624	77.0	0.939024390244	0.987179487179
4	4065	674.071094711	3749.27982852	0.710693760936	0.959108345204	78.0	0.951219512195	1.0
5	2924	544.093023256	2122.4639708	0.573653906881	0.774167833729	76.0	0.926829268293	0.974358974359
6	2128	712.033364662	5218.60288108	0.750718542619	1.01312331514	78.0	0.951219512195	1.0
7	1554	541.784427284	1832.20479998	0.571219883577	0.770883026415	79.0	0.963414634146	1.01282051282
8	1142	616.351138354	1926.91072052	0.649837846498	0.876980966858	81.0	0.987804878049	1.03846153846
9	855	573.915789474	1664.11470447	0.605096960961	0.816601434845	80.0	0.975609756098	1.02564102564
10	637	745.405023548	2868.32321819	0.785903302726	1.06060649129	88.0	1.07317073171	1.12820512821
11	488	682.104508197	2283.65610553	0.719163634349	0.970538762522	79.5	0.969512195122	1.01923076923
12	379	545.931398417	1715.91708306	0.575592162011	0.776783582976	88.0	1.07317073171	1.12820512821
13	293	558.863481229	1295.34535901	0.589226852242	0.795184117642	91.0	1.10975609756	1.16666666667
14	225	555.057777778	1160.93499148	0.585214382757	0.789769136986	79.0	0.963414634146	1.01282051282
15	176	504.232954545	1535.02336644	0.531628217951	0.717452563129	84.5	1.03048780488	1.08333333333
16	132	628.310606061	1166.60795609	0.662447078892	0.893997607049	98.5	1.2012195122	1.26282051282
17	101	548.920792079	1158.17424332	0.578743971133	0.781037069635	106.0	1.29268292683	1.35897435897
18	86	583.139534884	1404.64713903	0.614821837709	0.829725527045	87.5	1.06707317073	1.12179487179
19	69	890.971014493	2072.82257308	0.939377976809	1.26772641942	92.0	1.12195121951	1.17948717949
20	55	656.054545455	1445.19929319	0.691698362304	0.933473330026	141.0	1.71951219512	1.80769230769
21	43	1116.53488372	1782.88109333	1.17719685943	1.58867207493	325.0	3.96341463415	4.16666666667
22	39	942.564102564	1690.72084149	0.993774146719	1.34113612607	465.0	5.67073170732	5.96153846154
23	33	550.787878788	1000.37249903	0.580712497725	0.783693671376	133.0	1.62195121951	1.70512820513
24	29	613.75862069	1094.58449541	0.647104475874	0.873292178916	153.0	1.86585365854	1.96153846154
25	29	449.172413793	568.354070614	0.473576206682	0.639109159085	89.0	1.08536585366	1.14102564103
26	25	439.72	713.936777033	0.463610237868	0.625659703942	92.0	1.12195121951	1.17948717949
27	20	502.5	694.666430742	0.529801110999	0.714986812588	120.5	1.46951219512	1.54487179487
28	16	568.1875	1291.14780422	0.59905745026	0.808450884731	161.5	1.96951219512	2.07051282051
29	12	412.75	503.238532739	0.435174942418	0.587285187852	229.5	2.7987804878	2.94230769231
30	11	251.727272727	231.811871572	0.265403758726	0.358172498246	103.0	1.25609756098	1.32051282051
31	10	633.4	932.990589449	0.667812982501	0.901239098692	176.0	2.14634146341	2.25641025641
32	10	605.4	1047.42629335	0.638291726565	0.861399037494	138.0	1.68292682927	1.76923076923
33	7	754.0	843.65768278	0.794965249141	1.07283593371	137.0	1.67073170732	1.75641025641
34	6	631.0	748.317000564	0.665282589135	0.897824236304	300.5	3.66463414634	3.85256410256
35	6	424.666666667	496.582543211	0.447739048367	0.604240928183	87.0	1.06097560976	1.11538461538
36	6	409.333333333	356.067253323	0.431572646306	0.582423751813	338.0	4.12195121951	4.33333333333
37	6	284.333333333	451.50772111	0.299781325162	0.404566335746	82.0	1.0	1.05128205128
38	4	349.75	282.679478385	0.368752116561	0.497645050154	331.5	4.04268292683	4.25
39	4	809.75	642.721314023	0.853744178371	1.15216034128	554.0	6.75609756098	7.10256410256
40	2	66.0	3.0	0.0695858175641	0.0939087156831	66.0	0.80487804878	0.846153846154
41	2	180.0	98.0	0.189779502447	0.256114679136	180.0	2.19512195122	2.30769230769
42	2	312.5	242.5	0.32947830286	0.444643540166	312.5	3.81097560976	4.00641025641
43	2	794.0	736.0	0.837138471907	1.12975030685	794.0	9.68292682927	10.1794871795
44	2	209.0	153.0	0.220355088953	0.297377599663	209.0	2.5487804878	2.67948717949
45	2	227.0	79.0	0.239333039198	0.322989067577	227.0	2.76829268293	2.91025641026
46	2	227.0	161.0	0.239333039198	0.322989067577	227.0	2.76829268293	2.91025641026
47	2	483.5	347.5	0.509768830185	0.687952485345	483.5	5.89634146341	6.19871794872
48	1	505.0	0.0	0.532436937422	0.718543960909	505.0	6.15853658537	6.47435897436