; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_10_0833_ensembl_72_GCA_000305415.1_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	1432	1432	3264	0.43873	0.43873	1.00000
50	100	75	476	1908	1832	0.14583	0.58456	0.56127
100	150	125	383	2291	1356	0.11734	0.70190	0.41544
150	200	175	259	2550	973	0.07935	0.78125	0.29810
200	250	225	201	2751	714	0.06158	0.84283	0.21875
250	300	275	154	2905	513	0.04718	0.89001	0.15717
300	350	325	86	2991	359	0.02635	0.91636	0.10999
350	400	375	68	3059	273	0.02083	0.93719	0.08364
400	450	425	205	3264	205	0.06281	1.00000	0.06281
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	3264
; sum                	365279
; mean               	111.911
; median class       	[50..100[
; var                	1.49e+04
; std                	122.049
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.011142
; Job done	2013-09-30.011142
; Seconds	1.04
;	user	1.04
;	system	0.06
;	cuser	0
;	csystem	0