#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	225	20.5733333333	1.28761622992	0.998094856246	0.99751935961	20.0	1.0	1.0
2	225	20.6222222222	0.949593805299	1.00046665219	0.999889787987	20.0	1.0	1.0
3	169	20.6627218935	1.07630517419	1.00243145356	1.00185345646	20.0	1.0	1.0
4	118	20.593220339	1.01878365608	0.999059654595	0.998483601662	20.0	1.0	1.0
5	77	20.5064935065	1.03977241045	0.994852188357	0.994278561428	20.0	1.0	1.0
6	48	20.9583333333	1.95744660776	1.01677274929	1.01618648308	20.5	1.025	1.025
7	37	20.6216216216	1.02275069883	1.00043751465	0.999860667245	20.0	1.0	1.0
8	25	20.4	0.979795897113	0.98968576154	0.989115113547	20.0	1.0	1.0
9	14	20.5714285714	0.728431359085	0.998002448611	0.997427005258	20.0	1.0	1.0
10	10	20.8	0.979795897113	1.00909136471	1.00850952754	20.5	1.025	1.025
11	9	20.5555555556	1.25707872211	0.997232384994	0.996657385655	20.0	1.0	1.0
12	4	20.25	1.08972473589	0.982408660352	0.981842208301	20.0	1.0	1.0
13	2	20.5	0.5	0.994537162331	0.993963717045	20.5	1.025	1.025
14	2	20.0	1.0	0.970280158372	0.969720699556	20.0	1.0	1.0
15	1	21.0	0.0	1.01879416629	1.01820673453	21.0	1.05	1.05
16	1	20.0	0.0	0.970280158372	0.969720699556	20.0	1.0	1.0
17	1	20.0	0.0	0.970280158372	0.969720699556	20.0	1.0	1.0