#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	5756	135.855455177	232.385075028	1.04256133551	1.06377122533	92.0	1.04545454545	1.06976744186
2	5756	134.109624739	225.252350891	1.02916374827	1.05010107729	88.0	1.0	1.02325581395
3	3112	129.147493573	135.862170372	0.991084113636	1.01124674977	87.0	0.988636363636	1.01162790698
4	1632	119.430759804	120.055231815	0.91651742861	0.935163078531	85.0	0.965909090909	0.988372093023
5	848	116.954009434	126.137677507	0.897510726449	0.91576970362	83.0	0.943181818182	0.96511627907
6	431	117.364269142	145.754806424	0.900659079293	0.918982106621	84.0	0.954545454545	0.976744186047
7	226	105.150442478	93.5791956721	0.80692958259	0.823345775058	82.0	0.931818181818	0.953488372093
8	126	98.6111111111	74.859230032	0.756746437319	0.772141702819	77.0	0.875	0.895348837209
9	64	98.671875	58.9645165246	0.757212742342	0.772617494362	82.5	0.9375	0.959302325581
10	40	89.925	31.2940789128	0.690088800432	0.70412798156	80.0	0.909090909091	0.93023255814
11	24	82.625	19.6040227589	0.634068247269	0.646967745081	86.5	0.982954545455	1.00581395349
12	10	97.2	55.7634288759	0.745917502385	0.761092463805	75.5	0.857954545455	0.877906976744
13	4	81.5	17.9791545964	0.625434942843	0.638158804527	74.5	0.846590909091	0.866279069767
14	4	82.75	16.8430252627	0.635027503316	0.647946516253	78.5	0.892045454545	0.912790697674
15	3	117.333333333	29.8254179444	0.900421676404	0.918739874003	119.0	1.35227272727	1.38372093023
16	3	92.6666666667	12.6578916974	0.711128483069	0.725595695945	93.0	1.05681818182	1.08139534884
17	2	76.0	10.0	0.583227676762	0.595092872934	76.0	0.863636363636	0.883720930233
18	1	62.0	0.0	0.475790999464	0.485470501604	62.0	0.704545454545	0.720930232558
19	1	116.0	0.0	0.8901896119	0.908299648162	116.0	1.31818181818	1.3488372093