Boneless Center-Cut Pork Loin Roast

1/4 lb, 1/2 lb, 3/4 lb, 1 lb, 1 1/4 lb, 1 1/2 lb, 1 3/4 lb, 2 lbs, 2 1/2 lbs, 3 lbs, 3 1/2 lb, 4 lbs, 4 1/2 lb, 5 lbs, 6 lbs, 7 lbs, 8 lbs, 9 lbs, 10 lbs