#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	5919	155.8604494	119.238081202	1.08333543504	1.11981176629	106.0	1.08163265306	1.11578947368
2	5919	143.100185842	114.736649174	0.994642981461	1.02813300283	101.0	1.0306122449	1.06315789474
3	3740	138.625668449	108.145816516	0.96354206224	0.995984903396	94.0	0.959183673469	0.989473684211
4	2256	133.16356383	103.520766249	0.925576744503	0.956741278442	91.0	0.928571428571	0.957894736842
5	1311	136.286803966	109.452287902	0.947285373762	0.979180845807	89.0	0.908163265306	0.936842105263
6	768	136.783854167	110.284020874	0.9507402085	0.982752006193	89.0	0.908163265306	0.936842105263
7	462	140.406926407	112.48224004	0.975923008605	1.00878272111	91.0	0.928571428571	0.957894736842
8	255	136.956862745	106.358891614	0.951942735018	0.983995022254	89.0	0.908163265306	0.936842105263
9	158	141.664556962	120.80084095	0.984664390718	1.017818429	86.5	0.882653061224	0.910526315789
10	97	132.010309278	111.960642463	0.91756084614	0.94845548162	86.0	0.877551020408	0.905263157895
11	62	119.758064516	100.863799172	0.832399466452	0.8604266847	75.5	0.770408163265	0.794736842105
12	39	136.025641026	103.637060785	0.945470114861	0.977304466423	95.0	0.969387755102	1.0
13	18	144.277777778	114.910982724	1.00282804109	1.03659365664	86.5	0.882653061224	0.910526315789
14	14	180.714285714	154.354151488	1.25608639065	1.29837931469	94.0	0.959183673469	0.989473684211
15	11	146.454545455	127.450071248	1.01795804724	1.05223309607	94.0	0.959183673469	0.989473684211
16	9	132.444444444	74.6534379816	0.92057837888	0.951574615878	120.0	1.22448979592	1.26315789474
17	6	128.666666667	80.0701081692	0.894320270758	0.924432386902	105.5	1.07653061224	1.11052631579
18	5	73.4	14.3052437938	0.510179594873	0.527357542994	71.0	0.724489795918	0.747368421053
19	3	108.666666667	26.9113771893	0.755306757169	0.780738233497	115.0	1.17346938776	1.21052631579
20	3	64.0	10.8012344973	0.444843243486	0.459821290894	59.0	0.602040816327	0.621052631579
21	2	143.5	86.5	0.997421960003	1.03100555068	143.5	1.46428571429	1.51052631579
22	2	132.0	62.0	0.91748918969	0.948381412469	132.0	1.34693877551	1.38947368421
23	1	66.0	0.0	0.458744594845	0.474190706235	66.0	0.673469387755	0.694736842105
24	1	62.0	0.0	0.430941892127	0.445451875554	62.0	0.632653061224	0.652631578947
25	1	86.0	0.0	0.597758108434	0.617884859639	86.0	0.877551020408	0.905263157895