Which tire has the highest Treadwear (UTQG) in size 255/50R19

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 255/50R19?

740 - Treadwear

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

640 - Treadwear

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

560 - Treadwear

 Continental ExtremeContact DWS 06 - UTQG: 560AAA - Tire Rating: 0

 Nitto Motivo All-Season Ultra High Performance Tire - UTQG: 560AA - Tire Rating: 0

540 - Treadwear

 Continental ExtremeContact DWS - UTQG: 540AA - Tire Rating: 0

520 - Treadwear

 Achilles Desert Hawk H/T - UTQG: 520AB - Tire Rating: 4.47

500 - Treadwear

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

 Continental ProContact TX - UTQG: 500AA - Tire Rating: 0

480 - Treadwear

 Nankang SP-5 - UTQG: 480AA - Tire Rating: 4

 Continental CrossContact LX Sport - UTQG: 480AA - Tire Rating: 0

460 - Treadwear

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

440 - Treadwear

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

420 - Treadwear

 Toyo Proxes ST 2 - UTQG: 420AA - Tire Rating: 4.43

 Maxxis MA-Z4S Victra - UTQG: 420AAA - Tire Rating: 4.11

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

 Toyo Proxes ST - UTQG: 420AA - Tire Rating: 4.58

 Hankook Ventus ST RH06 - UTQG: 420AA - Tire Rating: 4.75

 Continental ContiCrossContact UHP - UTQG: 420AAA - Tire Rating: 4.68

400 - Treadwear

 Pirelli Scorpion Zero - UTQG: 400AA - Tire Rating: 3.53

 Achilles Desert Hawk UHP - UTQG: 400AA - Tire Rating: 4.63

 Sunitrac Focus 9000 - UTQG: 400AA - Tire Rating: 4.32

360 - Treadwear

 Maxxis MA-S2 Marauder II - UTQG: 360AA - Tire Rating: 4.08

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

320 - Treadwear

 Yokohama Advan ST - UTQG: 320AAA - Tire Rating: 4.55

 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/P Sport - UTQG: 300AA - Tire Rating: 4.09

280 - Treadwear

 Jinyu YU61 - UTQG: 280AAA - Tire Rating: 4.04

 Continental ContiSportContact 5 - UTQG: 280AAA - Tire Rating: 0

240 - Treadwear

 Maxxis M36 Victra - UTQG: 240AAA - Tire Rating: 4.71

220 - Treadwear

 Pirelli Pzero Rosso - UTQG: 220AAA - Tire Rating: 4.36

180 - Treadwear

 Yokohama Advan Sport V103 - UTQG: 180AAA - Tire Rating: 4.38

140 - Treadwear

 Bridgestone Turanza ER30 - UTQG: 140AA - Tire Rating: 3.55