Just ran each of them once, so these are simple results. When automated, might run them two or three times and average them.

Rank	Rover	Maker	Notes
	SteveT_GoldRushIII	SteveT	First contest entry.
	GoldDuster	BigT	Please retire My49er
	SteveT_GoldRushV	SteveT	A bit smarter now.
	BoGoldChaser	BoChaba	First run just to see if its competative
	ChronoMiner	Chronos	Gree_D beats me sometimes, so you might wanna do more than 1 round to determine.
	ChronoMiner_MK_II	Chronos	much better...
	SLF_MKII	Roswell_Nightlife
	Gree_D	Anton	I easily beat My49er
	NeBan_Scrooge	NeBan
	My49er	BigT
	JewelThief_001	DataSurfer
	DZMiniMidas7	delphizealot	Quick and efficient.
	HungryBot1	tBear

Click on the rank to see all the stats for that rover.