Categories Level 1 for PTs Lead Instructor 1 NKT® Certification Level 326Level 1 - Beginner 170Study Group Leader Level 1 11 Teacher Assistant Level 1 45 Level 2 - Intermediate 82Study Group Leader Level 2 7 Teacher Assistant Level 2 33 Level 3 - Advanced 154Study Group Leader Level 3 4 Teacher Assistant Level 3 17 State 323Alabama 2 Alaska 0 Arizona 23