Which tire has the highest Treadwear (UTQG) in size 245/55R19

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 245/55R19?

---

740 - Treadwear

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

---

640 - Treadwear

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

---

600 - Treadwear

 Yokohama Geolandar SUV G055 - UTQG: 600BA - Tire Rating: 0

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

---

480 - Treadwear

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

---

360 - Treadwear

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

---