| Date Name Place Diameter C Weight Bands | |
| Nov 13, 2008 Joel Waul Lauderhill, Florida 6 ft 7 in (2.01 m) 23 ft (7.0 m) 4.516 t ≈726,500 | |
| Nov, 2006 Steve Milton Eugene, Oregon 5 ft 6 in (1.68 m) 19 ft (5.8 m) 2.3018 t ≈175,000 | |
| 1998 John Bain Wilmington, Delaware 4 feet (1.2 m) 12 feet 8 in (3.86 m) 1.004 t unknown | |