#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	4855	123.040782698	139.927964346	1.16920674942	1.26250010961	83.0	1.10666666667	1.13698630137
2	4855	116.247785788	403.660073804	1.10465564968	1.19279834768	75.0	1.0	1.02739726027
3	2637	108.634812287	174.19866407	1.03231264433	1.1146829483	72.0	0.96	0.986301369863
4	1435	105.397909408	167.208721814	1.00155366661	1.08146964983	70.0	0.933333333333	0.958904109589
5	777	112.49034749	155.516949122	1.0689502346	1.15424392565	71.0	0.946666666667	0.972602739726
6	455	104.384615385	149.52776722	0.991924743708	1.07107241579	69.0	0.92	0.945205479452
7	253	-91.6245059289	3179.37528562	-0.870670589013	-0.940143147999	68.0	0.906666666667	0.931506849315
8	155	-159.419354839	4091.2814916	-1.51489759394	-1.6357743225	75.0	1.0	1.02739726027
9	109	-225.669724771	3809.97048329	-2.14444804036	-2.31555786635	69.0	0.92	0.945205479452
10	74	-396.378378378	4602.20137015	-3.76662327045	-4.06716972353	71.0	0.946666666667	0.972602739726
11	53	122.264150943	125.580936984	1.16182673225	1.25453122601	67.0	0.893333333333	0.917808219178
12	45	96.4666666667	76.6131987468	0.916683682333	0.989827718661	69.0	0.92	0.945205479452
13	33	126.696969697	117.090611079	1.2039500144	1.30001560964	74.0	0.986666666667	1.01369863014
14	27	147.851851852	183.3651899	1.40497629574	1.51708218264	85.0	1.13333333333	1.16438356164
15	18	179.722222222	277.301241243	1.70782752381	1.84409851985	72.5	0.966666666667	0.993150684932
16	15	134.466666667	140.99875492	1.27778229942	1.37973912131	72.0	0.96	0.986301369863
17	13	115.384615385	86.3539571598	1.09645329076	1.18394150603	70.0	0.933333333333	0.958904109589
18	10	75.3	36.5158869535	0.71554541755	0.772640226833	64.5	0.86	0.883561643836
19	10	127.6	115.223435116	1.21253114581	1.3092814468	81.0	1.08	1.1095890411
20	10	154.4	84.8554064276	1.46720069681	1.58427159393	133.5	1.78	1.82876712329
21	10	185.2	149.30894146	1.75988062856	1.90030504661	125.5	1.67333333333	1.71917808219
22	9	137.0	96.5194280961	1.30185554056	1.40573321482	70.0	0.933333333333	0.958904109589
23	8	190.375	208.766578683	1.80905655865	1.95340482315	114.5	1.52666666667	1.56849315068
24	7	110.142857143	37.165377788	1.04664298412	1.13015673475	103.0	1.37333333333	1.41095890411
25	6	82.0	38.5054108752	0.7792128053	0.841387763616	67.0	0.893333333333	0.917808219178
26	5	174.0	131.162494639	1.65345156247	1.78538379109	72.0	0.96	0.986301369863
27	5	156.0	121.977047021	1.48240484911	1.60068891615	112.0	1.49333333333	1.53424657534
28	5	148.6	127.302160233	1.41208564473	1.52475880089	109.0	1.45333333333	1.49315068493
29	5	108.0	62.2318246559	1.02628028015	1.10816924964	84.0	1.12	1.15068493151
30	5	114.2	73.2868337425	1.08519637031	1.17178637323	69.0	0.92	0.945205479452
31	5	62.8	19.5591410854	0.596762977718	0.644379897013	63.0	0.84	0.86301369863
32	5	376.8	570.41157071	3.58057786631	3.86627938208	108.0	1.44	1.47945205479
33	5	56.2	12.6396202475	0.534045849486	0.576658442869	57.0	0.76	0.780821917808
34	5	118.8	121.282150377	1.12890830817	1.2189861746	63.0	0.84	0.86301369863
35	5	78.8	18.0488226763	0.748804500703	0.808553119182	75.0	1.0	1.02739726027
36	5	71.4	15.8063278468	0.678485296322	0.732623003929	66.0	0.88	0.904109589041
37	4	187.25	180.551066184	1.77936094869	1.9213397407	112.0	1.49333333333	1.53424657534
38	4	223.0	211.691993235	2.11907872661	2.28816428398	128.5	1.71333333333	1.7602739726
39	3	131.333333333	14.4299072146	1.24800750117	1.34758853197	140.0	1.86666666667	1.91780821918
40	3	73.0	39.2258418223	0.693689448621	0.749040326146	57.0	0.76	0.780821917808
41	3	72.0	54.448752664	0.684186853434	0.73877949976	34.0	0.453333333333	0.465753424658
42	3	126.666666667	80.8963671757	1.20366205697	1.2997046755	73.0	0.973333333333	1.0
43	3	183.0	55.5517776493	1.73897491915	1.87773122856	158.0	2.10666666667	2.16438356164
44	3	164.333333333	85.2929591988	1.56159314233	1.68619580269	153.0	2.04	2.09589041096
45	3	265.0	96.3881043836	2.51818772445	2.71911899217	261.0	3.48	3.57534246575
46	2	93.0	47.0	0.883741352353	0.954256853857	93.0	1.24	1.27397260274
47	2	101.0	44.0	0.959762113846	1.03634346494	101.0	1.34666666667	1.38356164384
48	1	141.0	0.0	1.33986592131	1.44677652036	141.0	1.88	1.93150684932
49	1	30.0	0.0	0.285077855598	0.307824791567	30.0	0.4	0.41095890411
50	1	167.0	0.0	1.58693339616	1.71355800639	167.0	2.22666666667	2.28767123288
51	1	114.0	0.0	1.08329585127	1.16973420795	114.0	1.52	1.56164383562
52	1	218.0	0.0	2.07156575068	2.23686015205	218.0	2.90666666667	2.98630136986