#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	6287	90.0941625577	104.689830424	1.11927198437	1.18458651039	59.0	1.05357142857	1.07272727273
2	6287	78.1918243996	75.7068327194	0.971404983108	1.0280908083	55.0	0.982142857143	1.0
3	3375	74.053037037	72.1780011758	0.91998734835	0.973672724596	54.0	0.964285714286	0.981818181818
4	1780	74.4949438202	72.8732351512	0.925477314271	0.979483054581	54.0	0.964285714286	0.981818181818
5	934	72.2987152034	65.868368984	0.898192781153	0.95060634693	54.0	0.964285714286	0.981818181818
6	512	71.96484375	61.1395587082	0.89404497675	0.94621649959	54.0	0.964285714286	0.981818181818
7	300	78.1333333333	87.6584406787	0.970678327685	1.02732174928	54.0	0.964285714286	0.981818181818
8	184	80.8043478261	100.160766329	1.00386129545	1.06244109161	55.0	0.982142857143	1.0
9	91	72.978021978	67.4137589931	0.906632052023	0.959538086998	54.0	0.964285714286	0.981818181818
10	42	62.380952381	33.5353064701	0.774980868642	0.820204468282	54.0	0.964285714286	0.981818181818
11	24	57.625	14.5224323605	0.715895972263	0.757671703954	53.5	0.955357142857	0.972727272727
12	18	61.0555555556	19.8815163244	0.758514990135	0.802777732124	53.0	0.946428571429	0.963636363636
13	12	73.4166666667	57.4709467664	0.912081491777	0.965305525934	54.5	0.973214285714	0.990909090909
14	9	72.2222222222	29.5814422974	0.897242481506	0.949600593049	57.0	1.01785714286	1.03636363636
15	4	53.25	3.56195171219	0.66154378348	0.700147821875	54.0	0.964285714286	0.981818181818
16	3	134.0	106.780147968	1.66472989646	1.7618743311	60.0	1.07142857143	1.09090909091
17	3	52.0	7.11805216802	0.646014586685	0.683712426995	48.0	0.857142857143	0.872727272727
18	3	66.3333333333	15.6914697279	0.824082709937	0.872171621616	63.0	1.125	1.14545454545
19	2	66.5	16.5	0.82615326951	0.8743630076	66.5	1.1875	1.20909090909
20	1	62.0	0.0	0.770248161047	0.815195586033	62.0	1.10714285714	1.12727272727
21	1	753.0	0.0	9.35478814949	9.90068187553	753.0	13.4464285714	13.6909090909
22	1	37.0	0.0	0.459664225141	0.486487688439	37.0	0.660714285714	0.672727272727
23	1	40.0	0.0	0.49693429745	0.52593263615	40.0	0.714285714286	0.727272727273
24	1	187.0	0.0	2.32316784058	2.458735074	187.0	3.33928571429	3.4
25	1	59.0	0.0	0.732978088738	0.775750638322	59.0	1.05357142857	1.07272727273
26	1	275.0	0.0	3.41642329497	3.61578687353	275.0	4.91071428571	5.0
27	1	74.0	0.0	0.919328450282	0.972975376878	74.0	1.32142857143	1.34545454545
28	1	57.0	0.0	0.708131373866	0.749454006514	57.0	1.01785714286	1.03636363636
29	1	102.0	0.0	1.2671824585	1.34112822218	102.0	1.82142857143	1.85454545455
30	1	511.0	0.0	6.34833564992	6.71878942682	511.0	9.125	9.29090909091
31	1	46.0	0.0	0.571474442067	0.604822531573	46.0	0.821428571429	0.836363636364
32	1	166.0	0.0	2.06227733442	2.18262044002	166.0	2.96428571429	3.01818181818
33	1	475.0	0.0	5.90109478221	6.24545005429	475.0	8.48214285714	8.63636363636
34	1	68.0	0.0	0.844788305664	0.894085481456	68.0	1.21428571429	1.23636363636
35	1	198.0	0.0	2.45982477238	2.60336654894	198.0	3.53571428571	3.6
36	1	63.0	0.0	0.782671518483	0.828343901937	63.0	1.125	1.14545454545