#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	7914	83.2883497599	82.0037151487	1.03118946221	1.04503313123	61.0	1.03389830508	1.05172413793
2	7914	78.5425827647	95.9732650031	0.97243232595	0.985487183243	59.0	1.0	1.01724137931
3	4611	79.955107352	108.189931655	0.989920731876	1.00321037018	57.0	0.966101694915	0.98275862069
4	2618	83.1703590527	128.690480943	1.02972862436	1.04355268171	57.0	0.966101694915	0.98275862069
5	1463	76.0977443609	96.4218879018	0.942162887234	0.954811378766	57.0	0.966101694915	0.98275862069
6	827	78.9830713422	122.235790949	0.977885996008	0.991014068561	57.0	0.966101694915	0.98275862069
7	487	84.2587268994	147.898623643	1.04320365967	1.05720861872	57.0	0.966101694915	0.98275862069
8	278	79.5395683453	104.256619353	0.984775961376	0.997996531383	57.0	0.966101694915	0.98275862069
9	158	75.9556962025	106.964879184	0.940404195118	0.953029076293	57.0	0.966101694915	0.98275862069
10	99	85.7676767677	123.84568667	1.06188590284	1.07614167011	58.0	0.983050847458	1.0
11	63	68.3492063492	42.8119397121	0.846228572672	0.857589150637	60.0	1.01694915254	1.03448275862
12	39	100.717948718	169.949758597	1.24698457434	1.26372528239	59.0	1.0	1.01724137931
13	26	97.2307692308	174.808534313	1.20380995568	1.21997104654	56.5	0.957627118644	0.974137931034
14	19	219.842105263	548.285486831	2.72185561306	2.75839639401	62.0	1.05084745763	1.06896551724
15	12	55.9166666667	4.07141116677	0.692301835667	0.701595954576	54.5	0.923728813559	0.939655172414
16	7	64.5714285714	27.3383934258	0.79945606912	0.810188728469	53.0	0.898305084746	0.913793103448
17	4	54.0	11.7686022959	0.668571668423	0.677547210977	57.5	0.974576271186	0.991379310345
18	4	54.25	5.11737237261	0.671666907629	0.68068400362	52.0	0.881355932203	0.896551724138
19	2	67.0	13.0	0.829524107118	0.840660428434	67.0	1.13559322034	1.15517241379
20	1	57.0	0.0	0.705714538891	0.715188722698	57.0	0.966101694915	0.98275862069
21	1	63.0	0.0	0.780000279827	0.790471746139	63.0	1.06779661017	1.08620689655