#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	5642	139.325416519	125.442050365	1.11182751292	1.16578355637	97.0	1.11494252874	1.15476190476
2	5642	126.791208791	123.371750438	1.01180357362	1.06090554038	90.0	1.03448275862	1.07142857143
3	3404	119.887779083	109.219998034	0.956713674919	1.00314217576	84.0	0.965517241379	1.0
4	1986	111.248237664	97.3376113509	0.887769471561	0.930852168856	80.0	0.919540229885	0.952380952381
5	1116	110.980286738	95.5528132144	0.88563120262	0.928610131542	79.0	0.908045977011	0.940476190476
6	636	111.45754717	108.021252377	0.889439777478	0.932603533299	76.0	0.873563218391	0.904761904762
7	357	108.117647059	101.36807959	0.862787118354	0.904657443299	79.0	0.908045977011	0.940476190476
8	198	104.373737374	82.2098922331	0.832910431833	0.873330866595	78.0	0.896551724138	0.928571428571
9	116	109.448275862	123.965049637	0.87340563829	0.915791270975	71.5	0.82183908046	0.85119047619
10	63	129.46031746	139.040570235	1.03310326558	1.08323888827	77.0	0.885057471264	0.916666666667
11	38	103.236842105	114.715307612	0.823837920368	0.863818073865	75.5	0.867816091954	0.89880952381
12	19	91.1578947368	55.7647909649	0.727446993666	0.762749377484	78.0	0.896551724138	0.928571428571
13	15	69.8666666667	22.0298787004	0.557541360196	0.584598368147	62.0	0.712643678161	0.738095238095
14	14	76.0	31.5413560719	0.606485830747	0.635918072221	64.5	0.741379310345	0.767857142857
15	9	73.6666666667	23.3666428911	0.587865651733	0.616394271758	64.0	0.735632183908	0.761904761905
16	6	80.6666666667	34.955527301	0.643726188776	0.674965673147	63.0	0.724137931034	0.75
17	6	91.6666666667	43.0297055016	0.7315070327	0.767006446758	76.0	0.873563218391	0.904761904762
18	2	69.5	13.5	0.554615332065	0.58153034236	69.5	0.798850574713	0.827380952381
19	1	57.0	0.0	0.454864373061	0.476938554166	57.0	0.655172413793	0.678571428571
20	1	69.0	0.0	0.550625293705	0.577346670832	69.0	0.793103448276	0.821428571429
21	1	67.0	0.0	0.534665140264	0.560611984721	67.0	0.770114942529	0.797619047619
22	1	61.0	0.0	0.486784679942	0.510407926388	61.0	0.701149425287	0.72619047619
23	1	84.0	0.0	0.67032644451	0.702856816665	84.0	0.965517241379	1.0