Which tire has the highest Treadwear (UTQG) in size 185/55R15

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 185/55R15?

540 - Treadwear

 Continental ExtremeWinterContact - UTQG: 540AA - Tire Rating: 0

520 - Treadwear

 Sonar SX-608 - UTQG: 520AA - Tire Rating: 4.63

480 - Treadwear

 Dunlop SP Sport LM703 - UTQG: 480AA - Tire Rating: 4.25

 Bridgestone Ecopia EP422 - UTQG: 480AA - Tire Rating: 0

460 - Treadwear

 GT Radial Wingro - UTQG: 460AA - Tire Rating: 3.5

 Federal Formoza FD1 - UTQG: 460AA - Tire Rating: 4.58

440 - Treadwear

 Maxxis MA-P1 - UTQG: 440AA - Tire Rating: 4.23

420 - Treadwear

 Sailun Atrezzo SH402 - UTQG: 420AA - Tire Rating: 4.01

 Kumho Ecowing ES01 KH27 - UTQG: 420AA - Tire Rating: 4.63

 Achilles Platinum - UTQG: 420AAA - Tire Rating: 4.45

 Michelin Energy XM2 - UTQG: 420AA - Tire Rating: 4.44

400 - Treadwear

 Ovation EcoVision VI-682 - UTQG: 400AA - Tire Rating: 4.4

 Nexen CP661 - UTQG: 400AA - Tire Rating: 4.05

 Jinyu YH12 - UTQG: 400AA - Tire Rating: 3.78

 Kumho Solus KH17 - UTQG: 400AA - Tire Rating: 4.16

 Dunlop Digi-tyre ECO 201 - UTQG: 400AB - Tire Rating: 4.45

 Continental ContiProContact - UTQG: 400AAA - Tire Rating: 4.23

 Achilles ATR Sport - UTQG: 400AAA - Tire Rating: 4.57

360 - Treadwear

 Marshal Matrac FX MU11 - UTQG: 360AAA - Tire Rating: 4.03

 Hankook Optimo K406 - UTQG: 360AA - Tire Rating: 4.35

 Horizon HH301 - UTQG: 360AA - Tire Rating: 0

 Aeolus AH01 - UTQG: 360AA - Tire Rating: 4.31

340 - Treadwear

 Kumho Ecsta XT KU37 - UTQG: 340AAA - Tire Rating: 4.35

 Nexen N2000 - UTQG: 340AAA - Tire Rating: 4.42

 Toyo DRB - UTQG: 340AAA - Tire Rating: 4.42

 Kumho Ecsta HM KH31 - UTQG: 340AAA - Tire Rating: 4.26

320 - Treadwear

 Marshal Matrac XM KH35 - UTQG: 320AA - Tire Rating: 4.38

 GT Radial Champiro-228 - UTQG: 320AA - Tire Rating: 3.63

 Kumho Ecsta SPT KU31 - UTQG: 320AAA - Tire Rating: 4.17

300 - Treadwear

 Yokohama S.DRIVE - UTQG: 300AAA - Tire Rating: 4.33

 Toyo Proxes 4 - UTQG: 300AAA - Tire Rating: 4.26

 Yokohama C.DRIVE - UTQG: 300AA - Tire Rating: 4.38

280 - Treadwear

 Hankook Ventus V12 evo K110 - UTQG: 280AAA - Tire Rating: 4.02

 Dunlop SP Sport 01 - UTQG: 280AA - Tire Rating: 4.24

 Toyo Proxes T1R - UTQG: 280AAA - Tire Rating: 4.65

 Continental ContiPremiumContact 2 - UTQG: 280AAA - Tire Rating: 4.46

260 - Treadwear

 Accelera Beta - UTQG: 260AA - Tire Rating: 4.67

 GT Radial Champiro 55 - UTQG: 260AA - Tire Rating: 4.25

 Pirelli P7 - UTQG: 260AAA - Tire Rating: 3.81

240 - Treadwear

 Michelin Pilot Exalto 2 - UTQG: 240AA - Tire Rating: 4.57

180 - Treadwear

 Pirelli P6000 - UTQG: 180AA - Tire Rating: 3.76

 Yokohama Advan Neova AD08 - UTQG: 180AAA - Tire Rating: 4.06