; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_4_1_47faa_ensembl_72_GCA_000243195.1_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	138	138	309	0.44660	0.44660	1.00000
50	100	75	34	172	171	0.11003	0.55663	0.55340
100	150	125	32	204	137	0.10356	0.66019	0.44337
150	200	175	22	226	105	0.07120	0.73139	0.33981
200	250	225	21	247	83	0.06796	0.79935	0.26861
250	300	275	19	266	62	0.06149	0.86084	0.20065
300	350	325	13	279	43	0.04207	0.90291	0.13916
350	400	375	12	291	30	0.03883	0.94175	0.09709
400	450	425	18	309	18	0.05825	1.00000	0.05825
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	309
; sum                	37164
; mean               	120.272
; median class       	[50..100[
; var                	1.7e+04
; std                	130.519
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.032112
; Job done	2013-09-30.032113
; Seconds	0.92
;	user	0.92
;	system	0.06
;	cuser	0
;	csystem	0