Level I: Stronger than 5% of lifters. A beginner lifter can perform the movement correctly and has practiced it for at least a month.
Level II: Stronger than 20% of lifters. A novice lifter has trained regularly in the technique for at least six months.
Level III: Stronger than 50% of lifters. An intermediate lifter has trained regularly in the technique for at least two years.
Level IV: Stronger than 80% of lifters. An advanced lifter has progressed for over five years.
Level V: Stronger than 95% of lifters. An elite lifter has dedicated over five years to become competitive at strength sports.