#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	7973	1386.15728082	1279.86845059	1.08016835729	1.10654478293	1045.0	1.34146341463	1.49713467049
2	7973	1197.0538066	1248.26034147	0.932808752478	0.955586831957	592.0	0.759948652118	0.848137535817
3	5881	1280.58663493	1280.40300351	0.997902028114	1.02226960791	768.0	0.985879332478	1.10028653295
4	4118	1327.36206897	1281.68782877	1.03435196381	1.05960960765	856.0	1.09884467266	1.22636103152
5	2793	1311.36555675	1289.2771403	1.02188662054	1.04683987554	841.0	1.07958921694	1.20487106017
6	1892	1277.53118393	1292.64749572	0.995521056253	1.01983049555	763.5	0.980102695764	1.09383954155
7	1297	1240.38936006	1281.1579069	0.966578148091	0.990180836017	648.0	0.831835686778	0.928366762178
8	881	1234.90238365	1293.78506356	0.962302400761	0.985800680027	612.0	0.785622593068	0.876790830946
9	615	1213.74146341	1273.21778765	0.945812672813	0.968908292549	594.0	0.762516046213	0.85100286533
10	414	1129.27536232	1243.91446633	0.879992140807	0.901480501493	346.0	0.444159178434	0.495702005731
11	291	1087.42268041	1258.41921922	0.847378278521	0.868070247508	267.0	0.342747111682	0.382521489971
12	203	1132.65024631	1270.40382271	0.882622032048	0.904174611548	439.0	0.563543003851	0.62893982808
13	148	1224.97297297	1352.87649976	0.954564869549	0.977874207512	430.0	0.551989730424	0.616045845272
14	110	1103.71818182	1184.96458813	0.860076610253	0.881078657387	465.0	0.596919127086	0.666189111748
15	72	1140.625	1261.26764317	0.888836389335	0.910540716043	407.0	0.522464698331	0.583094555874
16	47	1014.27659574	1235.2268928	0.790378912568	0.809679024881	298.0	0.382541720154	0.426934097421
17	29	812.448275862	1180.4012055	0.633103423157	0.648563055212	101.0	0.129653401797	0.144699140401
18	21	1138.52380952	1140.46288092	0.887199028628	0.908863372936	852.0	1.09370988447	1.22063037249
19	12	1791.75	1373.89513944	1.39622803339	1.43032226014	1942.5	2.49358151476	2.7829512894
20	6	827.666666667	1213.24463962	0.644962412338	0.660711626793	263.5	0.338254172015	0.377507163324
21	6	950.333333333	520.525268892	0.740550881021	0.75863425211	979.5	1.25738125802	1.40329512894
22	2	145.5	76.5	0.113381430924	0.116150070518	145.5	0.186777920411	0.208452722063
23	2	75.5	15.5	0.0588336634694	0.0602703115057	75.5	0.096919127086	0.108166189112
24	1	82.0	0.0	0.0638988133045	0.0654591462711	82.0	0.105263157895	0.117478510029
25	1	88.0	0.0	0.0685743362292	0.0702488399007	88.0	0.11296534018	0.126074498567