; classfreq  -ci 50 -v -from 0 -o Escherichia_coli_chi7122_ensembl_72_GCA_000307205.1_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	1902	1902	4598	0.41366	0.41366	1.00000
50	100	75	601	2503	2696	0.13071	0.54437	0.58634
100	150	125	540	3043	2095	0.11744	0.66181	0.45563
150	200	175	370	3413	1555	0.08047	0.74228	0.33819
200	250	225	297	3710	1185	0.06459	0.80687	0.25772
250	300	275	249	3959	888	0.05415	0.86103	0.19313
300	350	325	155	4114	639	0.03371	0.89474	0.13897
350	400	375	134	4248	484	0.02914	0.92388	0.10526
400	450	425	350	4598	350	0.07612	1.00000	0.07612
; Statistics:
; -----------
; class interval     	50
; classes            	9
; count              	4598
; sum                	568068
; mean               	123.547
; median class       	[50..100[
; var                	1.69e+04
; std                	129.884
; min                	0
; max                	0
; range              	400
; Host name	jolitorax
; Job started	2013-09-30.112031
; Job done	2013-09-30.112032
; Seconds	1.1
;	user	1.1
;	system	0.06
;	cuser	0
;	csystem	0