The sleuths at SteamSpy now offer their estimates of Steam Summer Sale statistics based on publicly available data (thanks DSOGaming). The top seller was Counter-Strike: Global Offensive at almost 900K units, while the top earner was Total War: ATTILA, which hauled in close to $15 million, while ARK: Survival Evolved took in over $10 million. Here are the ten games that sold the most copies during the sale, along with estimates of how much revenue they earned.

1. Counter-Strike: Global Offensive 899,405 copies, $6,736,543
2. Total War: ATTILA 488,827 copies, $14,733,246
3. Total War: SHOGUN 2 439,250 copies, $3,289,983
4. ARK: Survival Evolved 431,456 copies, $10,738,940
5. Castle Crashers 417,927 copies, $622,711
6. Left 4 Dead 2 395,818 copies, $1,579,314
7. Medieval II: Total War 371,090 copies, $1,851,739
8. How to Survive 310,074 copies, $229,455
9. Total War: ROME II - Emperor Edition 308,159 copies, $4,616,222
10. The Witcher 2: Assassins of Kings Enhanced Edition 303,501 copies, $907,468