WOD 080612 (Pushmore) Workout

In 15 minutes, complete as many rounds as possible of the following ladder:
2 Thrusters @ 45kg/30kg
15 Double Unders
4 Thrusters @ 45kg/30kg
15 Double Unders
6 Thrusters @ 45kg/30kg
15 Double Unders
8 Thrusters @ 45kg/30kg
15 Double Unders
10 Thrusters @ 45k/30kg
15 Double Unders
…continuing in this order until the 15 minutes is up.
Beginner: Scale movements and load as necessary.
Advanced: Thrusters @ 60kg/40kg.

Result:- 45KG Barbell, 10+11 (Skips X3)