; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_e24377a_ensembl_72_GCA_000017745.1_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	2120	2120	4997	0.42425	0.42425	1.00000
50	100	75	658	2778	2877	0.13168	0.55593	0.57575
100	150	125	544	3322	2219	0.10887	0.66480	0.44407
150	200	175	409	3731	1675	0.08185	0.74665	0.33520
200	250	225	317	4048	1266	0.06344	0.81009	0.25335
250	300	275	197	4245	949	0.03942	0.84951	0.18991
300	350	325	156	4401	752	0.03122	0.88073	0.15049
350	400	375	128	4529	596	0.02562	0.90634	0.11927
400	450	425	468	4997	468	0.09366	1.00000	0.09366
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	4997
; sum                	617081
; mean               	123.49
; median class       	[50..100[
; var                	1.76e+04
; std                	132.765
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.212006
; Job done	2013-09-30.212006
; Seconds	1.12
;	user	1.12
;	system	0.08
;	cuser	0
;	csystem	0