Table:
text: 2010 in spaceflight
By type
By type
Rocket Country Family Launches Successes Failures Partial_failures
Ariane 5 Europe Ariane 6 6 0 0
Atlas V United States Atlas 4 4 0 0
Delta II United States Delta 1 1 0 0
Delta IV United States Delta 3 3 0 0
Dnepr Ukraine R-36 3 3 0 0
Falcon 9 United States Falcon 2 2 0 0
Geosynchronous Satellite Launch Vehicle India GSLV 2 0 2 0
H-IIA Japan H-II 2 2 0 0
Kosmos Russia R-12/R-14 1 1 0 0
Long March 2 China Long March 3 3 0 0
Long March 3 China Long March 8 8 0 0

Question: What were the average partial failures when the Ariane 5 rocket was in spaceflight by type in 2010?