#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	4123	48.4125636672	55.171206705	1.03509470801	1.04487596116	30.0	1.03448275862	1.03448275862
2	4123	46.8687848654	58.5816138776	1.00208762995	1.0115569787	30.0	1.03448275862	1.03448275862
3	3097	44.5062964159	49.1743917411	0.951575963003	0.960567995627	29.0	1.0	1.0
4	2294	46.5793374019	63.2911067513	0.99589903932	1.00530990824	29.0	1.0	1.0
5	1653	45.8905021174	63.973722207	0.981171255792	0.990442952729	29.0	1.0	1.0
6	1195	43.4259414226	62.09490776	0.928477212356	0.937250970531	29.0	1.0	1.0
7	870	51.2908045977	94.1407934739	1.09663352624	1.10699629792	29.0	1.0	1.0
8	609	46.6650246305	69.8298855409	0.997731092617	1.00715927374	29.0	1.0	1.0
9	441	47.6984126984	51.9399812554	1.01982565732	1.02946262372	30.0	1.03448275862	1.03448275862
10	311	46.9839228296	50.0430335588	1.00454936071	1.01404197189	29.0	1.0	1.0
11	228	48.9561403509	49.6710919407	1.04671676034	1.05660783749	29.5	1.01724137931	1.01724137931
12	162	47.7777777778	49.149808786	1.02152253861	1.0311755399	30.0	1.03448275862	1.03448275862
13	123	43.7317073171	36.8876724226	0.93501470253	0.943850237512	30.0	1.03448275862	1.03448275862
14	91	50.9120879121	57.6900868228	1.08853629677	1.0988225527	30.0	1.03448275862	1.03448275862
15	65	44.8923076923	57.5358411579	0.959829155959	0.968899178133	29.0	1.0	1.0
16	44	45.2272727273	32.2637311405	0.966990944322	0.976128642684	30.0	1.03448275862	1.03448275862
17	37	58.4324324324	61.1747786488	1.24932655917	1.26113222221	30.0	1.03448275862	1.03448275862
18	25	46.28	57.3079540727	0.989498994845	0.998849385764	29.0	1.0	1.0
19	22	57.7272727273	69.4714995966	1.23424974803	1.24591294091	30.0	1.03448275862	1.03448275862
20	18	42.8888888889	30.0645396308	0.916994650941	0.925659903258	30.0	1.03448275862	1.03448275862
21	13	46.6923076923	45.5756085497	0.998314423693	1.00774811708	30.0	1.03448275862	1.03448275862
22	10	61.0	43.6027522067	1.30422296209	1.31654737536	36.5	1.25862068966	1.25862068966
23	6	63.6666666667	73.7759370587	1.36123817355	1.37410135898	29.5	1.01724137931	1.01724137931
24	4	32.0	6.44204936336	0.68418253749	0.690647803467	29.0	1.0	1.0
25	4	34.0	13.0384048104	0.726943946083	0.733813291183	35.0	1.20689655172	1.20689655172
26	4	38.0	15.0332963784	0.812466763269	0.820144266617	30.0	1.03448275862	1.03448275862
27	4	124.25	140.887144552	2.65655250885	2.6816559244	51.5	1.77586206897	1.77586206897
28	2	27.0	0.0	0.577279016007	0.582734084175	27.0	0.931034482759	0.931034482759
29	2	28.0	1.0	0.598659720304	0.604316828033	28.0	0.965517241379	0.965517241379