Contributor	#commits (all time)	#commits (30 days)	#commits (90 days)	#commits (180 days)	#commits (365 days)	first commit	last commit
yuandong.tian@gmail.com	44	0	0	2	18	2019-10-17	2021-08-10	97%
yuandong@fb.com	1	0	0	0	1	2021-05-09	2021-05-09	2%