path	# lines of code	number of updates	days since first update	days since last update	first updated	last updated	
nubus.c	652	172	5699	716	2006-06-30	2020-02-20
bus.c	89	39	1484	21	2018-01-13	2022-01-15
proc.c	118	70	5114	1117	2008-02-05	2019-01-15