#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	65	184.907692308	281.774581104	1.0276052239	1.04950247746	87.0	1.0	1.0
2	65	162.984615385	263.877797609	0.905770009314	0.925071074649	88.0	1.01149425287	1.01149425287
3	18	174.555555556	285.598051313	0.970074303076	0.990745629473	73.0	0.83908045977	0.83908045977
4	3	472.0	412.950360213	2.62309079533	2.67898627244	180.0	2.06896551724	2.06896551724