Which tire has the highest Treadwear (UTQG) in size 265/60R18

It's time to buy new tires for my car, but I want to buy a tire that lasts longer than the original brand, OEM. Which tire has the highest Treadwear in this size 265/60R18?

740 - Treadwear

 Continental CrossContact LX20 - UTQG: 740AB - Tire Rating: 0

680 - Treadwear

 Continental TerrainContact A/T - UTQG: 680AA - Tire Rating: 0

640 - Treadwear

 Nitto NT421Q Premier All-Season Crossover - UTQG: 640AA - Tire Rating: 0

 Toyo Open Country H/T - UTQG: 640AB - Tire Rating: 4.69

600 - Treadwear

 Cooper Discoverer LSX Plus - UTQG: 600AB - Tire Rating: 0

 Nitto Dura Grappler Highway Terrain Light Truck Tire - UTQG: 600AB - Tire Rating: 0

 Nitto Terra Grappler G2 All-Terrain Light Truck Radial Tire - UTQG: 600AB - Tire Rating: 0

580 - Treadwear

 Goodyear Wrangler TrailRunner AT - UTQG: 580AB - Tire Rating: 0

520 - Treadwear

 Pirelli Scorpion STR - UTQG: 520AB - Tire Rating: 3.57

 RunWay Enduro HT 2 - UTQG: 520AB - Tire Rating: 0

500 - Treadwear

 Yokohama Geolandar A/T-S G012 - UTQG: 500AB - Tire Rating: 4.52

 Kumho Solus KL21 - UTQG: 500AA - Tire Rating: 4.52

 Toyo Open Country A/T - UTQG: 500AB - Tire Rating: 4.52

460 - Treadwear

 Nexen Roadian HP - UTQG: 460AA - Tire Rating: 4.13

440 - Treadwear

 Michelin Latitude Tour HP - UTQG: 440AA - Tire Rating: 4.3

 Toyo Versado CUV - UTQG: 440AA - Tire Rating: 0

 Hankook RA07 - UTQG: 440AB - Tire Rating: 4.63

 Pirelli Scorpion ATR - UTQG: 440AB - Tire Rating: 4.04

420 - Treadwear

 Marshal Matrac STX KL12 - UTQG: 420AA - Tire Rating: 4.66

 Federal Couragia S/U - UTQG: 420AA - Tire Rating: 4

 Kumho Ecsta STX KL12 - UTQG: 420AA - Tire Rating: 4.5

400 - Treadwear

 Nexen Roadian 542 - UTQG: 400AAA - Tire Rating: 4.21

360 - Treadwear

 Falken Ziex ZE-912 - UTQG: 360AA - Tire Rating: 4.02

 Continental Conti4x4Contact - UTQG: 360AA - Tire Rating: 3.94

 Westlake SV308 - UTQG: 360AA - Tire Rating: 0

 Maxxis MA-S1 Marauder - UTQG: 360AB - Tire Rating: 4.04

 Bridgestone Dueler H/T D684 II - UTQG: 360BB - Tire Rating: 0

320 - Treadwear

 Marshal Matrac X3 KL17 - UTQG: 320AAA - Tire Rating: 4.54

 Kumho Ecsta X3 KL17 - UTQG: 320AAA - Tire Rating: 4.63

300 - Treadwear

 Bridgestone Dueler H/T D684 - UTQG: 300BB - Tire Rating: 3.98

 Bridgestone Dueler H/T D840 - UTQG: 300BB - Tire Rating: 3.78

240 - Treadwear

 Yokohama Geolandar G038 HT - UTQG: 240BA - Tire Rating: 4.06

 Accelera IOTA - UTQG: 240AAA - Tire Rating: 4.25