#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	4381	103.669253595	96.5146434959	1.07117100016	1.10104980756	64.0	1.06666666667	1.08474576271
2	4381	96.8258388496	92.7872617604	1.00046086033	1.0283673079	60.0	1.0	1.01694915254
3	2692	91.1716196137	88.5229478726	0.942038179893	0.968315009023	58.0	0.966666666667	0.983050847458
4	1640	93.9225609756	106.441485028	0.970462505408	0.997532191091	58.0	0.966666666667	0.983050847458
5	982	93.0112016293	98.2476549721	0.961045810789	0.98785283103	57.0	0.95	0.966101694915
6	615	90.4861788618	96.8838180463	0.934955807538	0.961035083859	56.0	0.933333333333	0.949152542373
7	396	92.7929292929	99.4615429996	0.958790494109	0.985534605465	56.0	0.933333333333	0.949152542373
8	266	99.3345864662	107.13537957	1.02638269926	1.05501220004	57.0	0.95	0.966101694915
9	175	91.8342857143	76.6422559423	0.948885231311	0.975353049302	59.0	0.983333333333	1.0
10	114	89.0877192982	136.661161297	0.92050611028	0.946182332634	56.0	0.933333333333	0.949152542373
11	75	83.32	95.2311097629	0.860910681211	0.88492457295	56.0	0.933333333333	0.949152542373
12	50	113.56	142.1616207	1.17336794237	1.20609738963	65.5	1.09166666667	1.11016949153
13	33	117.424242424	96.7987698091	1.21329554172	1.24713871317	66.0	1.1	1.1186440678
14	23	83.0434782609	61.1722288943	0.858053497836	0.881987692466	54.0	0.9	0.915254237288
15	16	86.5	64.745656225	0.893768290023	0.918698698514	58.5	0.975	0.991525423729
16	11	98.7272727273	69.2729658789	1.02010758063	1.04856204581	71.0	1.18333333333	1.20338983051
17	6	64.1666666667	23.0175054156	0.663007305701	0.681500961325	54.5	0.908333333333	0.923728813559
18	5	92.6	69.804297862	0.956797036487	0.983485543149	58.0	0.966666666667	0.983050847458
19	3	42.3333333333	2.49443825785	0.437412612073	0.449613621238	43.0	0.716666666667	0.728813559322
20	3	142.333333333	127.23294472	1.47067075083	1.51169304148	61.0	1.01666666667	1.03389830508
21	2	52.0	4.0	0.537294232153	0.552281298528	52.0	0.866666666667	0.881355932203
22	1	47.0	0.0	0.485631325215	0.499177327516	47.0	0.783333333333	0.796610169492
23	1	62.0	0.0	0.640620046028	0.658489240553	62.0	1.03333333333	1.05084745763