Table:
text: Xiao Sha
Competitive history
Competitive history
Year_ Competition_Description Location_ Apparatus Rank_Final Score_Final Rank_Qualifying Score_Qualifying
2007 World Championships Stuttgart Team 2 183.450 2 241.175
2007 World Championships Stuttgart All-Round 7 59.600 12 58.425
2008 World Cup Cottbus Balance Beam 1 16.125 4 14.925
2008 World Cup Cottbus Floor Exercise 3 14.500 3 14.275
2008 World Cup Tianjin Balance Beam 4 15.425 1 16.300
2008 World Cup Ostrava Uneven Bars 7 12.200 4 13.650
2008 World Cup Ostrava Balance Beam 1 15.650 1 16.000

Question: What was the qualifying score of the competition whose final score was 12,200 under Xiao Sha?

Question: With a qualifying score of 58.425 for Xiao Sha, where was the competition?

Question: How many competitions have had a final score of 15,650 for Xiao Sha?