; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_frik1997_ensembl_72_GCA_000303795.1_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	1427	1427	3151	0.45287	0.45287	1.00000
50	100	75	418	1845	1724	0.13266	0.58553	0.54713
100	150	125	324	2169	1306	0.10282	0.68835	0.41447
150	200	175	257	2426	982	0.08156	0.76991	0.31165
200	250	225	174	2600	725	0.05522	0.82513	0.23009
250	300	275	154	2754	551	0.04887	0.87401	0.17487
300	350	325	90	2844	397	0.02856	0.90257	0.12599
350	400	375	67	2911	307	0.02126	0.92383	0.09743
400	450	425	240	3151	240	0.07617	1.00000	0.07617
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	3151
; sum                	361818
; mean               	114.826
; median class       	[50..100[
; var                	1.64e+04
; std                	128.063
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-10-01.031134
; Job done	2013-10-01.031134
; Seconds	1.09
;	user	1.09
;	system	0.08
;	cuser	0
;	csystem	0