The American Birkenbeiner reports that it is "...coming down the home stretch in reaching our cap of 10,500 participants for the Swix American Birkebeiner events on Feb 21, 2015." Over 9,000 skiers are pre-registered, and five waves are already closed:
Skate waves closed:
Classic waves closed:
When a wave closes, new skiers registering are placed in the next available wave.
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