; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_dec2b_ensembl_72_GCA_000249175.2_upstream-noorf_segments_lengths.tab
;	min                 	minimum of class interval (inclusive)
;	max                 	maximum of class interval (exclusive)
;	center              	center of class interval
;	n                   	occurrences
;	n_cum               	cumulative occurrences (inclusive)
;	n_dcum              	decreasing cumulative occurrences (inclusive)
;	f                   	frequencies
;	f_cum               	cumulative frequencies (inclusive)
;	f_dcum              	decreasing cumulative frequencies (inclusive)
#[min	max[	center	n	n_cum	n_dcum	f	f_cum	f_dcum
0	50	25	2102	2102	5201	0.40415	0.40415	1.00000
50	100	75	728	2830	3099	0.13997	0.54413	0.59585
100	150	125	591	3421	2371	0.11363	0.65776	0.45587
150	200	175	430	3851	1780	0.08268	0.74043	0.34224
200	250	225	384	4235	1350	0.07383	0.81427	0.25957
250	300	275	240	4475	966	0.04614	0.86041	0.18573
300	350	325	174	4649	726	0.03346	0.89387	0.13959
350	400	375	153	4802	552	0.02942	0.92328	0.10613
400	450	425	399	5201	399	0.07672	1.00000	0.07672
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	5201
; sum                	647146
; mean               	124.427
; median class       	[50..100[
; var                	1.67e+04
; std                	129.299
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.155357
; Job done	2013-09-30.155357
; Seconds	1.1
;	user	1.1
;	system	0.09
;	cuser	0
;	csystem	0