; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_e22_ensembl_72_GCA_000167855.1_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	2109	2109	5105	0.41312	0.41312	1.00000
50	100	75	645	2754	2996	0.12635	0.53947	0.58688
100	150	125	556	3310	2351	0.10891	0.64838	0.46053
150	200	175	378	3688	1795	0.07405	0.72243	0.35162
200	250	225	341	4029	1417	0.06680	0.78923	0.27757
250	300	275	239	4268	1076	0.04682	0.83604	0.21077
300	350	325	136	4404	837	0.02664	0.86268	0.16396
350	400	375	132	4536	701	0.02586	0.88854	0.13732
400	450	425	569	5105	569	0.11146	1.00000	0.11146
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	5105
; sum                	664059
; mean               	130.08
; median class       	[50..100[
; var                	1.89e+04
; std                	137.423
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.211301
; Job done	2013-09-30.211301
; Seconds	1.15
;	user	1.15
;	system	0.05
;	cuser	0
;	csystem	0