Categories Level 1 for PTs Lead Instructor 1 NKT® Certification Level 338Level 1 - Beginner 177Study Group Leader Level 1 11 Teacher Assistant Level 1 47 Level 2 - Intermediate 84Study Group Leader Level 2 7 Teacher Assistant Level 2 36 Level 3 - Advanced 160Study Group Leader Level 3 4 Teacher Assistant Level 3 17 State 334Alabama 1 Alaska 0 Arizona 24