First birdie
FIRST_BIRDIE62.7%

Achievements and their recorded unlock rates.
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FIRST_BIRDIECLEAR_SCHOOL_FRONTCLEAR_50_LEVELSCLEAR_SPACECLEAR_INDUSTRYCLEAR_UNDERWATERCLEAR_GRAVEL_PITCLEAR_FARMCLEAR_SCHOOLFIRST_EAGLEFIVE_BIRDIESCLEAR_SPACE_IIRACE_FINISHEDCLEAR_100_LEVELSCLEAR_ALL_LEVELSFIRST_ALBATROSSFIVE_EAGLESTHREE_EAGLESTEN_BIRDIESTHIRTY_BIRDIESFIND_ANIMATIONSTHREE_ALBATROSSES