#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	4626	148.870514483	131.669082903	1.07821902465	1.12259311793	93.0	1.10714285714	1.14814814815
2	4626	131.670125378	118.848234551	0.953642396235	0.992889539609	82.0	0.97619047619	1.01234567901
3	2291	126.94325622	116.034569089	0.919407274047	0.957245471306	78.0	0.928571428571	0.962962962963
4	1100	135.764545455	133.733527507	0.983296902612	1.0237644769	79.0	0.940476190476	0.975308641975
5	547	137.755027422	126.797577051	0.997713293483	1.0387741742	83.0	0.988095238095	1.02469135802
6	267	133.65917603	129.560362705	0.968048420565	1.00788844373	80.0	0.952380952381	0.987654320988
7	136	150.330882353	150.611061969	1.08879597755	1.13360536522	91.5	1.08928571429	1.12962962963
8	75	174.453333333	163.780445991	1.26350677007	1.31550637868	102.0	1.21428571429	1.25925925926
9	46	136.02173913	122.281835746	0.985159669832	1.02570390629	89.5	1.06547619048	1.1049382716
10	27	187.925925926	172.190662182	1.36108422317	1.41709963089	105.0	1.25	1.2962962963
11	12	170.5	160.968682254	1.23487410748	1.28569533914	99.5	1.18452380952	1.22839506173
12	8	329.875	264.741117651	2.38917358478	2.4875	199.5	2.375	2.46296296296
13	6	249.333333333	164.133753046	1.80583740448	1.88015662498	252.0	3.0	3.11111111111
14	4	102.0	65.2648450546	0.738751665471	0.769154982948	69.0	0.821428571429	0.851851851852
15	1	227.0	0.0	1.64408458884	1.71174687382	227.0	2.70238095238	2.8024691358
16	1	230.0	0.0	1.665812579	1.7343690792	230.0	2.7380952381	2.83950617284
17	1	608.0	0.0	4.40353933928	4.58476695718	608.0	7.2380952381	7.50617283951
18	1	78.0	0.0	0.564927744184	0.588177339901	78.0	0.928571428571	0.962962962963
19	1	522.0	0.0	3.780670288	3.93626373626	522.0	6.21428571429	6.44444444444
20	1	127.0	0.0	0.919818250145	0.957673361122	127.0	1.5119047619	1.56790123457
21	1	89.0	0.0	0.64459704144	0.671125426298	89.0	1.05952380952	1.0987654321
22	1	138.0	0.0	0.999487547402	1.04062144752	138.0	1.64285714286	1.7037037037
23	1	159.0	0.0	1.15158347853	1.19897688518	159.0	1.89285714286	1.96296296296