#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	1522	146.019053876	1065.63764679	0.9042208483	0.878251699301	182.0	1.10975609756	1.14465408805
2	1522	178.578843627	432.597052253	1.10584686851	1.07408703666	168.0	1.0243902439	1.05660377358
3	985	145.656852792	793.604239755	0.901977923399	0.87607319102	161.0	0.981707317073	1.01257861635
4	663	150.422322775	609.389175358	0.931488026338	0.90473576621	154.0	0.939024390244	0.968553459119
5	470	178.982978723	98.2605726414	1.10834946917	1.07651776283	157.0	0.957317073171	0.987421383648
6	341	167.944281525	72.5866847809	1.03999249876	1.01012399904	155.0	0.94512195122	0.974842767296
7	247	168.793522267	61.9486684997	1.04525140959	1.01523187438	159.0	0.969512195122	1.0
8	185	175.918918919	79.7373995395	1.0893753238	1.05808855336	159.0	0.969512195122	1.0
9	118	166.542372881	68.3094459641	1.03131120006	1.00169202652	149.5	0.911585365854	0.940251572327
10	86	170.906976744	76.6886832419	1.05833894543	1.02794353725	157.5	0.960365853659	0.990566037736
11	67	178.805970149	101.37682605	1.10725334617	1.0754531204	152.0	0.926829268293	0.955974842767
12	55	171.036363636	63.975837381	1.05914017186	1.02872175253	153.0	0.932926829268	0.962264150943
13	45	158.311111111	63.667826245	0.98033923234	0.952183969561	148.0	0.90243902439	0.930817610063
14	35	166.514285714	133.761914594	1.03113727069	1.00152309239	132.0	0.80487804878	0.830188679245
15	27	158.333333333	47.2001255491	0.980476843125	0.952317628175	145.0	0.884146341463	0.911949685535
16	21	199.571428571	150.289742839	1.23584314272	1.20034982848	164.0	1.0	1.03144654088
17	14	153.214285714	26.0581179329	0.948777215866	0.921528411625	154.5	0.942073170732	0.971698113208
18	12	185.166666667	59.4360066701	1.14664186601	1.11371040516	175.0	1.06707317073	1.10062893082
19	10	234.6	235.518237086	1.45275705724	1.41103399307	163.0	0.993902439024	1.0251572327
20	7	223.857142857	128.870287578	1.38623207204	1.34641960002	165.0	1.00609756098	1.03773584906
21	6	249.166666667	161.982938059	1.54296092681	1.49864721486	149.0	0.908536585366	0.937106918239
22	4	160.5	35.1105397281	0.993893894662	0.965349343087	155.0	0.94512195122	0.974842767296
23	3	161.333333333	62.2378948516	0.9990542991	0.97036154113	136.0	0.829268292683	0.85534591195
24	1	136.0	0.0	0.8421780042	0.817990720622	136.0	0.829268292683	0.85534591195
25	1	137.0	0.0	0.848370489525	0.824005358274	137.0	0.835365853659	0.861635220126
26	1	174.0	0.0	1.07749244655	1.04654695138	174.0	1.06097560976	1.09433962264
27	1	105.0	0.0	0.650210959125	0.631536953421	105.0	0.640243902439	0.660377358491
28	1	185.0	0.0	1.14560978512	1.11270796555	185.0	1.12804878049	1.16352201258
29	1	79.0	0.0	0.489206340675	0.475156374479	79.0	0.481707317073	0.496855345912
30	1	168.0	0.0	1.0403375346	1.01045912547	168.0	1.0243902439	1.05660377358