; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_95_1288_ensembl_72_GCA_000316865.1_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	1552	1552	3621	0.42861	0.42861	1.00000
50	100	75	528	2080	2069	0.14582	0.57443	0.57139
100	150	125	410	2490	1541	0.11323	0.68766	0.42557
150	200	175	320	2810	1131	0.08837	0.77603	0.31234
200	250	225	235	3045	811	0.06490	0.84093	0.22397
250	300	275	167	3212	576	0.04612	0.88705	0.15907
300	350	325	118	3330	409	0.03259	0.91964	0.11295
350	400	375	88	3418	291	0.02430	0.94394	0.08036
400	450	425	203	3621	203	0.05606	1.00000	0.05606
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	3621
; sum                	411820
; mean               	113.731
; median class       	[50..100[
; var                	1.48e+04
; std                	121.844
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.070357
; Job done	2013-09-30.070357
; Seconds	1.05
;	user	1.05
;	system	0.08
;	cuser	0
;	csystem	0