#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	5589	94.0830202183	107.378182052	1.08924939364	1.13398963588	65.0	1.04838709677	1.06557377049
2	5589	87.8972982644	104.818852209	1.01763398555	1.05943266939	62.0	1.0	1.01639344262
3	3054	80.632940406	83.0967661008	0.933530633274	0.97187482416	60.0	0.967741935484	0.983606557377
4	1704	77.7734741784	81.2018169195	0.900425064943	0.937409465174	59.0	0.951612903226	0.967213114754
5	937	76.2070437567	76.9796285788	0.882289663007	0.918529162868	59.0	0.951612903226	0.967213114754
6	559	81.4508050089	107.634397388	0.942999488767	0.981732607011	60.0	0.967741935484	0.983606557377
7	308	81.2142857143	97.1777701776	0.94026117852	0.978881822372	59.0	0.951612903226	0.967213114754
8	187	75.1604278075	40.4574898816	0.870172430956	0.905914223038	61.0	0.983870967742	1.0
9	104	75.625	70.4697408467	0.87555103145	0.911513746206	59.0	0.951612903226	0.967213114754
10	68	72.0147058824	36.4475822837	0.833752727469	0.867998602853	59.5	0.959677419355	0.975409836066
11	45	85.7555555556	79.8198403505	0.992837885874	1.03361808532	62.0	1.0	1.01639344262
12	28	70.6071428571	38.8066077637	0.817456618265	0.851033141086	55.0	0.887096774194	0.901639344262
13	22	76.9090909091	41.4036769238	0.890417637994	0.926990989379	59.0	0.951612903226	0.967213114754
14	14	65.2857142857	31.8039273663	0.755847596453	0.786893566972	52.5	0.846774193548	0.860655737705
15	9	72.4444444444	33.4036295803	0.838728040412	0.873178273684	61.0	0.983870967742	1.0
16	7	70.0	21.514114968	0.810427401011	0.843715203099	65.0	1.04838709677	1.06557377049
17	4	53.5	3.77491721764	0.619398085059	0.644839476655	52.5	0.846774193548	0.860655737705
18	2	107.5	55.5	1.24458493727	1.29570549047	107.5	1.73387096774	1.76229508197
19	2	63.0	8.0	0.72938466091	0.75934368279	63.0	1.01612903226	1.03278688525