#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	5725	136.689606987	120.954865761	1.10282316021	1.15165895821	96.0	1.10344827586	1.14285714286
2	5725	125.497816594	120.813447604	1.01252686102	1.05736411057	90.0	1.03448275862	1.07142857143
3	3460	116.928034682	116.764486891	0.943385145135	0.985160624684	84.0	0.965517241379	1.0
4	2038	114.710009814	105.200475974	0.925489935332	0.966472969743	81.0	0.931034482759	0.964285714286
5	1127	116.212067436	105.107315404	0.937608661621	0.979128343874	79.0	0.908045977011	0.940476190476
6	652	101.898773006	79.3939980793	0.822127807269	0.858533705301	77.0	0.885057471264	0.916666666667
7	375	112.485333333	108.862380026	0.90754105977	0.947729272588	79.0	0.908045977011	0.940476190476
8	204	101.799019608	93.7252649671	0.821322988524	0.857693247147	77.0	0.885057471264	0.916666666667
9	116	106.594827586	93.3179565128	0.860015967655	0.898099649228	75.5	0.867816091954	0.89880952381
10	70	103.4	82.3278116521	0.83423983198	0.871182081091	75.5	0.867816091954	0.89880952381
11	39	117.717948718	98.175130988	0.94975823752	0.991815933713	78.0	0.896551724138	0.928571428571
12	21	102.904761905	93.1040916506	0.830244209685	0.867009522538	75.0	0.862068965517	0.892857142857
13	14	66.8571428571	11.8131714797	0.539409009902	0.56329540474	61.0	0.701149425287	0.72619047619
14	14	76.9285714286	25.4851897768	0.620666136393	0.648150802249	68.0	0.781609195402	0.809523809524
15	9	85.6666666667	30.8724976494	0.691165818243	0.721772388267	89.0	1.02298850575	1.05952380952
16	6	84.8333333333	49.2118436513	0.684442415342	0.714751256086	62.0	0.712643678161	0.738095238095
17	4	68.75	14.0245320778	0.554680739349	0.579243404981	61.0	0.701149425287	0.72619047619
18	2	72.5	10.5	0.584936052404	0.610838499798	72.5	0.833333333333	0.863095238095
19	1	56.0	0.0	0.45181267496	0.471820082603	56.0	0.64367816092	0.666666666667
20	1	57.0	0.0	0.459880758442	0.480245441221	57.0	0.655172413793	0.678571428571
21	1	69.0	0.0	0.556697760219	0.581349744636	69.0	0.793103448276	0.821428571429
22	1	67.0	0.0	0.540561593256	0.5644990274	67.0	0.770114942529	0.797619047619
23	1	61.0	0.0	0.492153092368	0.513946875692	61.0	0.701149425287	0.72619047619
24	1	84.0	0.0	0.677719012441	0.707730123904	84.0	0.965517241379	1.0