#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	5895	63.2714164546	60.2971546508	1.03312339468	1.04057535882	59.0	1.0350877193	1.0350877193
2	5895	61.7348600509	53.6217813438	1.00803382886	1.01530482086	58.0	1.01754385965	1.01754385965
3	4434	61.9276048714	64.846983003	1.01118105069	1.01847474374	58.0	1.01754385965	1.01754385965
4	3373	61.9386302994	74.5958103606	1.01136107871	1.01865607031	57.0	1.0	1.0
5	2583	60.3689508324	34.9603026346	0.985730665	0.992840783307	57.0	1.0	1.0
6	1996	61.6908817635	70.4201756552	1.00731573212	1.01458154446	57.0	1.0	1.0
7	1571	58.5219605347	18.2016079263	0.955572198615	0.962464782587	57.0	1.0	1.0
8	1248	59.4599358974	32.4134695806	0.970887871082	0.977890927667	56.0	0.982456140351	0.982456140351
9	1015	60.6857142857	57.304327529	0.990902917379	0.998050343367	57.0	1.0	1.0
10	813	58.3517835178	19.4545987984	0.952793473763	0.959666014671	56.0	0.982456140351	0.982456140351
11	658	58.3267477204	19.6468343289	0.952384678299	0.959254270547	56.0	0.982456140351	0.982456140351
12	541	62.9242144177	82.58532688	1.02745412778	1.03486519925	56.0	0.982456140351	0.982456140351
13	444	58.0720720721	14.8533138303	0.94822622279	0.955065819917	56.0	0.982456140351	0.982456140351
14	379	59.2295514512	26.0885962119	0.967126052957	0.974101975384	56.0	0.982456140351	0.982456140351
15	316	57.3069620253	7.83557787557	0.935733170902	0.942482655101	56.0	0.982456140351	0.982456140351
16	266	57.9661654135	11.3134917608	0.946496932492	0.953324056173	57.0	1.0	1.0
17	218	58.123853211	21.2990562701	0.949071727902	0.955917423694	56.0	0.982456140351	0.982456140351
18	182	57.9615384615	15.1991777484	0.946421381594	0.953247960323	56.0	0.982456140351	0.982456140351
19	156	63.7179487179	80.3615065135	1.04041456902	1.04791912471	57.0	1.0	1.0
20	135	57.2444444444	6.92870215699	0.934712356464	0.941454477484	57.0	1.0	1.0
21	110	66.9545454545	96.2416831225	1.09326313785	1.10114889258	56.0	0.982456140351	0.982456140351
22	96	64.2395833333	56.746832656	1.04893204744	1.05649804008	55.0	0.964912280702	0.964912280702
23	79	55.7215189873	4.41211424637	0.909845362706	0.916408117014	55.0	0.964912280702	0.964912280702
24	70	55.5857142857	4.2409327045	0.907627884068	0.914174643607	55.0	0.964912280702	0.964912280702
25	62	55.7258064516	7.25162797037	0.9099153703	0.916478629576	55.0	0.964912280702	0.964912280702
26	55	58.0545454545	9.40486949659	0.947940040504	0.954777573386	57.0	1.0	1.0
27	49	56.7142857143	5.06689938599	0.92605569256	0.932735372685	56.0	0.982456140351	0.982456140351
28	44	57.2727272727	5.98621004842	0.93517417087	0.941919622977	56.0	0.982456140351	0.982456140351
29	39	57.8974358974	14.2195150694	0.945374686856	0.952193715731	56.0	0.982456140351	0.982456140351
30	36	54.75	5.26716769769	0.893981975248	0.900430306251	55.0	0.964912280702	0.964912280702
31	31	58.0967741935	5.03763153969	0.948629569846	0.955472076334	58.0	1.01754385965	1.01754385965
32	28	55.8214285714	5.23759467305	0.911476730145	0.918051251579	55.5	0.973684210526	0.973684210526
33	26	54.8461538462	3.80982846063	0.895552017354	0.902011673139	55.0	0.964912280702	0.964912280702
34	25	54.96	4.85369961988	0.897410947208	0.903884011535	55.0	0.964912280702	0.964912280702
35	24	57.0	5.7008771255	0.930720960532	0.937434291439	58.5	1.02631578947	1.02631578947
36	23	56.1739130435	5.6464854318	0.917232250959	0.923848287216	56.0	0.982456140351	0.982456140351
37	23	57.2608695652	6.31917297357	0.934980553029	0.941724608563	57.0	1.0	1.0
38	20	74.6	77.6134009047	1.21810146764	1.22688768669	58.5	1.02631578947	1.02631578947
39	18	58.8333333333	5.39804491357	0.960656430023	0.967585686778	57.0	1.0	1.0
40	16	57.1875	4.66662016346	0.933782542639	0.940517956872	57.0	1.0	1.0
41	15	57.2	6.79411510059	0.933986648113	0.940723534567	54.0	0.947368421053	0.947368421053
42	14	57.7857142857	5.74678259586	0.943550447457	0.950356318013	57.0	1.0	1.0
43	11	53.1818181818	2.85460335784	0.868376015808	0.874639649907	53.0	0.929824561404	0.929824561404
44	11	54.8181818182	4.42756205887	0.895095277832	0.901551639135	54.0	0.947368421053	0.947368421053
45	10	57.0	4.28952211791	0.930720960532	0.937434291439	56.5	0.991228070175	0.991228070175
46	9	56.2222222222	5.24463276498	0.918021064385	0.924642790387	55.0	0.964912280702	0.964912280702
47	8	64.375	23.2106521882	1.05114319007	1.05872513178	56.0	0.982456140351	0.982456140351
48	7	57.4285714286	3.61967413123	0.937718862491	0.94448266957	56.0	0.982456140351	0.982456140351
49	7	55.4285714286	3.4166459266	0.905061986683	0.911590238292	54.0	0.947368421053	0.947368421053
50	7	57.0	3.16227766017	0.930720960532	0.937434291439	56.0	0.982456140351	0.982456140351
51	7	55.8571428571	4.25704697879	0.912059888642	0.918638616423	54.0	0.947368421053	0.947368421053
52	7	57.7142857143	8.66378811432	0.942384130464	0.949181588324	54.0	0.947368421053	0.947368421053
53	7	57.5714285714	5.03862631101	0.940051496477	0.946832128947	58.0	1.01754385965	1.01754385965
54	5	54.2	4.1665333312	0.885001334401	0.891384887649	53.0	0.929824561404	0.929824561404
55	5	54.0	2.75680975042	0.88173564682	0.888095644521	54.0	0.947368421053	0.947368421053
56	4	51.25	2.27760839479	0.836832442584	0.842868551513	50.5	0.885964912281	0.885964912281
57	4	55.25	3.63145976158	0.9021461942	0.908653414071	54.5	0.956140350877	0.956140350877
58	4	53.5	3.5	0.873571427868	0.879872536702	54.5	0.956140350877	0.956140350877
59	3	56.6666666667	1.24721912892	0.925278147898	0.93195221956	57.0	1.0	1.0
60	3	52.0	2.16024689947	0.849078771012	0.855203213243	53.0	0.929824561404	0.929824561404
61	3	60.3333333333	5.79271573233	0.985149086879	0.992255010237	59.0	1.0350877193	1.0350877193
62	3	52.3333333333	1.6996731712	0.854521583647	0.860685285123	53.0	0.929824561404	0.929824561404
63	3	53.0	2.82842712475	0.865407208916	0.871649428882	51.0	0.894736842105	0.894736842105
64	3	56.3333333333	2.49443825785	0.919835335263	0.92647014768	57.0	1.0	1.0
65	3	60.0	8.52447456836	0.979706274244	0.986772938357	55.0	0.964912280702	0.964912280702
66	1	54.0	0.0	0.88173564682	0.888095644521	54.0	0.947368421053	0.947368421053
67	1	50.0	0.0	0.816421895204	0.822310781964	50.0	0.877192982456	0.877192982456
68	1	57.0	0.0	0.930720960532	0.937434291439	57.0	1.0	1.0
69	1	56.0	0.0	0.914392522628	0.9209880758	56.0	0.982456140351	0.982456140351
70	1	69.0	0.0	1.12666221538	1.13478887911	69.0	1.21052631579	1.21052631579
71	1	59.0	0.0	0.96337783634	0.970326722718	59.0	1.0350877193	1.0350877193