Table:
text: Yuki Yamaguchi
Achievements
Achievements
Year_ Tournament Venue Result_ Extra
2002 World Junior Championships Kingston , Jamaica 3rd 4x100 m relay
2003 Asian Championships Manila , Philippines 3rd 400 m
2004 Olympic Games Athens , Greece 4th 4x400 m relay
2005 Universiade Izmir , Turkey 3rd 400 m
2005 Universiade Izmir , Turkey 2nd 4x400 m relay
2006 Asian Games Doha , Qatar 6th 400 m

Question: What is the Asian Games tournament venue for Yuki Yamaguchi?

Question: Which tournament of Yuki Yamaguchi led to 6th place?

Question: When was the last time Doha, Qatar hosted a tournament like Yuki Yamaguchi?

Question: What is the average of all years hosting tournaments in Doha, Qatar under Yuki Yamaguchi?