#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	6404	91.7763897564	188.407849541	1.10437973936	1.16005433945	60.0	1.05263157895	1.07142857143
2	6404	79.8664896939	159.563594633	0.961063442413	1.00951310235	56.0	0.982456140351	1.0
3	3473	73.0025914195	401.837014438	0.878467578625	0.922753370358	55.0	0.964912280702	0.982142857143
4	1835	83.0408719346	77.1555699915	0.999261975182	1.04963732061	55.0	0.964912280702	0.982142857143
5	961	80.5130072841	69.6461405855	0.968843231197	1.01768509014	55.0	0.964912280702	0.982142857143
6	513	86.5847953216	77.6155186524	1.04190733525	1.09443254207	55.0	0.964912280702	0.982142857143
7	297	80.1111111111	73.6565725827	0.964007063726	1.01260511913	55.0	0.964912280702	0.982142857143
8	170	86.5294117647	82.4796000782	1.04124088412	1.09373249344	56.0	0.982456140351	1.0
9	97	90.5567010309	76.5969460606	1.0897027672	1.14463746368	55.0	0.964912280702	0.982142857143
10	62	104.112903226	112.819025054	1.25282963552	1.3159879736	54.0	0.947368421053	0.964285714286
11	37	77.5135135135	45.0882747517	0.932749197019	0.979771463617	56.0	0.982456140351	1.0
12	24	62.0833333333	31.2302159597	0.747072048345	0.784733856189	51.0	0.894736842105	0.910714285714
13	23	76.3913043478	47.3926605311	0.919245232991	0.965586730311	58.0	1.01754385965	1.03571428571
14	13	67.7692307692	26.507339611	0.815492585968	0.856603647664	57.0	1.0	1.01785714286
15	7	144.857142857	171.892348846	1.74312036132	1.83099550568	57.0	1.0	1.01785714286
16	4	109.0	98.2929295524	1.31163790501	1.37776091798	56.0	0.982456140351	1.0
17	4	67.25	15.0062486985	0.809244487268	0.850040566368	59.5	1.04385964912	1.0625
18	2	55.5	7.5	0.667852327782	0.701520467412	55.5	0.973684210526	0.991071428571
19	1	106.0	0.0	1.27553777919	1.33984089271	106.0	1.85964912281	1.89285714286
20	1	50.0	0.0	0.601668763768	0.632000421092	50.0	0.877192982456	0.892857142857