#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	2426	113.380873866	169.06803617	1.34029582024	1.49388043217	63.0	1.43181818182	1.53658536585
2	2426	92.2370156636	146.513268922	1.09035044757	1.215293798	50.0	1.13636363636	1.21951219512
3	1512	80.3862433862	136.977145474	0.950260324706	1.05915073606	44.0	1.0	1.07317073171
4	1015	74.8719211823	149.118914263	0.885074524407	0.986495289364	41.0	0.931818181818	1.0
5	697	65.0444763271	100.934085209	0.768902521019	0.857011126236	37.0	0.840909090909	0.90243902439
6	501	67.1956087824	138.048769409	0.794331446907	0.885353954902	40.0	0.909090909091	0.975609756098
7	349	65.5186246418	128.117482003	0.774507514019	0.86325839586	40.0	0.909090909091	0.975609756098
8	264	64.8181818182	130.590228774	0.766227452693	0.854029521603	37.5	0.852272727273	0.914634146341
9	198	79.8636363636	152.632246321	0.944082492553	1.05226498559	38.0	0.863636363636	0.926829268293
10	163	56.6257668712	125.77807342	0.66938343362	0.746088138156	35.0	0.795454545455	0.853658536585
11	129	58.6589147287	90.6076383422	0.693417642234	0.772876428778	35.0	0.795454545455	0.853658536585
12	103	53.7378640777	89.6353953541	0.635245012285	0.708037792219	35.0	0.795454545455	0.853658536585
13	86	58.011627907	107.840805819	0.685765947622	0.76434792583	32.0	0.727272727273	0.780487804878
14	75	66.4266666667	130.375066464	0.785241643057	0.875222549657	32.0	0.727272727273	0.780487804878
15	64	57.375	116.361975641	0.67824025397	0.755959862303	28.5	0.647727272727	0.69512195122
16	50	45.36	45.6669508507	0.536208765492	0.597652973491	35.5	0.806818181818	0.865853658537
17	46	37.2826086957	17.1675414708	0.440724461706	0.491227115222	35.0	0.795454545455	0.853658536585
18	37	43.7837837838	36.6127544865	0.517576028467	0.576885109547	29.0	0.659090909091	0.707317073171
19	30	37.1666666667	23.817477243	0.439353890008	0.489699489596	30.5	0.693181818182	0.743902439024
20	29	37.7931034483	26.3731568212	0.446759112524	0.497953277189	31.0	0.704545454545	0.756097560976
21	26	35.3846153846	20.3735819196	0.418287939435	0.466219589957	29.0	0.659090909091	0.707317073171
22	24	33.2916666667	15.23285694	0.393546814032	0.438643376892	28.0	0.636363636364	0.682926829268
23	20	35.05	20.8841447036	0.414332390443	0.461810774269	27.0	0.613636363636	0.658536585366
24	19	39.1578947368	18.8909980174	0.462892557233	0.515935454698	31.0	0.704545454545	0.756097560976
25	17	49.8823529412	34.9148246838	0.58966831769	0.657238460318	34.0	0.772727272727	0.829268292683
26	15	41.5333333333	39.1575734125	0.490973046592	0.547233689719	25.0	0.568181818182	0.609756097561
27	12	31.0	16.807736314	0.366456607809	0.408448901636	24.5	0.556818181818	0.59756097561
28	11	35.5454545455	19.9789145049	0.420189248251	0.468338769911	27.0	0.613636363636	0.658536585366
29	10	51.6	46.8533883513	0.609972934289	0.679869784659	34.0	0.772727272727	0.829268292683
30	9	41.1111111111	24.8973200006	0.485981881324	0.541670586399	31.0	0.704545454545	0.756097560976
31	9	29.3333333333	6.30696264281	0.346754639648	0.386489283269	28.0	0.636363636364	0.682926829268
32	8	31.0	6.72681202354	0.366456607809	0.408448901636	29.0	0.659090909091	0.707317073171
33	8	29.125	9.43977621557	0.344291893627	0.383744330973	28.0	0.636363636364	0.682926829268
34	8	47.25	48.1787038016	0.558550797387	0.62255518072	33.0	0.75	0.80487804878
35	7	48.0	30.9469592321	0.56741668306	0.632437008985	31.0	0.704545454545	0.756097560976
36	5	31.2	8.63481325797	0.368820843989	0.41108405584	31.0	0.704545454545	0.756097560976
37	5	38.4	21.0580151011	0.453933346448	0.505949607188	22.0	0.5	0.536585365854
38	4	37.75	22.3872173349	0.446249578865	0.497385356025	26.5	0.602272727273	0.646341463415
39	4	36.5	14.1509716981	0.431473102743	0.480915642249	37.0	0.840909090909	0.90243902439
40	4	40.25	12.1937483983	0.475802531107	0.530324783576	38.5	0.875	0.939024390244
41	4	35.0	11.811011811	0.413741331398	0.461151985718	34.0	0.772727272727	0.829268292683
42	4	32.25	9.85837207657	0.381233083931	0.424918615412	31.5	0.715909090909	0.768292682927
43	3	25.6666666667	3.29983164554	0.303410309692	0.33817812286	25.0	0.568181818182	0.609756097561
44	3	36.6666666667	18.6607133364	0.43344329956	0.483111604086	25.0	0.568181818182	0.609756097561
45	3	43.3333333333	15.7550697308	0.512251172207	0.570950077556	37.0	0.840909090909	0.90243902439
46	3	28.0	4.96655480858	0.330993065118	0.368921588575	25.0	0.568181818182	0.609756097561
47	2	30.0	7.0	0.354635426912	0.395273130616	30.0	0.681818181818	0.731707317073
48	1	37.0	0.0	0.437383693192	0.487503527759	37.0	0.840909090909	0.90243902439
49	1	25.0	0.0	0.295529522427	0.329394275513	25.0	0.568181818182	0.609756097561
50	1	40.0	0.0	0.472847235883	0.527030840821	40.0	0.909090909091	0.975609756098
51	1	25.0	0.0	0.295529522427	0.329394275513	25.0	0.568181818182	0.609756097561
52	1	31.0	0.0	0.366456607809	0.408448901636	31.0	0.704545454545	0.756097560976
53	1	47.0	0.0	0.555595502163	0.619261237965	47.0	1.06818181818	1.14634146341
54	1	26.0	0.0	0.307350703324	0.342570046534	26.0	0.590909090909	0.634146341463
55	1	29.0	0.0	0.342814246015	0.382097359595	29.0	0.659090909091	0.707317073171
56	1	26.0	0.0	0.307350703324	0.342570046534	26.0	0.590909090909	0.634146341463