How many distinct kinds of injuries happened after season 2010?
SELECT count(DISTINCT T1.injury) FROM injury_accident AS T1 JOIN game AS T2 ON T1.game_id  =  T2.id WHERE T2.season  >  2010
SELECT count(DISTINCT T1.injury) FROM injury_accident AS T1 JOIN game AS T2 ON T1.game_id  =  T2.id WHERE T2.season  >  2010
[{'count(DISTINCT T1.injury)': 1}]