150 grams 1 pound 1 (auto) 1 (plastic) 1 kg 3 pounds 3 (auto)

6 pounds 12 pounds 12 (tabletop) 15 pounds 30 pounds 30 (sport) 30 (tabletop) 60 pounds 120 pounds 220 pounds 250 pounds 340 pounds 390 pounds

Date's in bold indicate a month where an event happened that ran this weight class.