; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_ec1846_ensembl_72_GCA_000303555.1_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	1803	1803	4310	0.41833	0.41833	1.00000
50	100	75	637	2440	2507	0.14780	0.56613	0.58167
100	150	125	485	2925	1870	0.11253	0.67865	0.43387
150	200	175	352	3277	1385	0.08167	0.76032	0.32135
200	250	225	262	3539	1033	0.06079	0.82111	0.23968
250	300	275	219	3758	771	0.05081	0.87193	0.17889
300	350	325	132	3890	552	0.03063	0.90255	0.12807
350	400	375	106	3996	420	0.02459	0.92715	0.09745
400	450	425	314	4310	314	0.07285	1.00000	0.07285
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	4310
; sum                	512274
; mean               	118.857
; median class       	[50..100[
; var                	1.61e+04
; std                	126.848
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.222209
; Job done	2013-09-30.222209
; Seconds	1.09
;	user	1.09
;	system	0.08
;	cuser	0
;	csystem	0