#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	4187	93.5946978744	120.148225868	1.03749759523	1.05746446129	59.0	1.01724137931	1.0350877193
2	4187	84.1905899212	105.311075939	0.933253021461	0.951213678114	57.0	0.98275862069	1.0
3	2031	83.4362383063	105.910438211	0.924891030833	0.942690759165	57.0	0.98275862069	1.0
4	1015	91.6433497537	210.61267626	1.01586689361	1.03541747214	57.0	0.98275862069	1.0
5	497	105.3138833	272.596144537	1.16740481191	1.18987177051	57.0	0.98275862069	1.0
6	267	94.8576779026	142.588911637	1.05149773382	1.07173403559	57.0	0.98275862069	1.0
7	138	80.3695652174	92.2147836309	0.890896947543	0.908042452375	57.0	0.98275862069	1.0
8	79	306.037974684	1862.56993713	3.39243215688	3.45772024895	58.0	1.0	1.01754385965
9	43	85.3953488372	78.4258321037	0.946607778799	0.964825450651	58.0	1.0	1.01754385965
10	23	84.652173913	84.1518341507	0.938369681832	0.956428809723	59.0	1.01724137931	1.0350877193
11	11	60.7272727273	12.0987670979	0.673162057789	0.686117207479	58.0	1.0	1.01754385965
12	7	95.8571428571	41.9027055773	1.06257680679	1.08302632772	78.0	1.34482758621	1.36842105263
13	4	69.25	17.253622808	0.767636523235	0.782409854487	62.5	1.0775862069	1.09649122807
14	3	60.0	7.7888809637	0.665100236738	0.677900234935	61.0	1.05172413793	1.0701754386
15	3	53.6666666667	3.29983164554	0.594895211749	0.606344099025	53.0	0.913793103448	0.929824561404
16	3	70.3333333333	12.7627931461	0.779645277509	0.79464971984	68.0	1.1724137931	1.19298245614
17	1	73.0	0.0	0.809205288031	0.824778619171	73.0	1.25862068966	1.28070175439
18	1	67.0	0.0	0.742695264357	0.756988595677	67.0	1.15517241379	1.17543859649
19	1	51.0	0.0	0.565335201227	0.576215199695	51.0	0.879310344828	0.894736842105
20	1	52.0	0.0	0.576420205173	0.587513536943	52.0	0.896551724138	0.912280701754