at what competition did david receive the least position?
iaaf world athletics final
col : year | competition | venue | position | notes row 1 : 2006 | iaaf world athletics final | stuttgart, germany | 5th | 110 m hurdles row 2 : 2007 | world championships | osaka, japan | 4th (semis) | 110 m hurdles row 3 : 2008 | world indoor championships | valencia, spain | 4th (semis) | 60 m hurdles row 4 : 2008 | olympic games | beijing, china | 3rd | 110 m hurdles row 5 : 2008 | iaaf world athletics final | stuttgart, germany | 1st | 110 m hurdles row 6 : 2010 | world indoor championships | doha, qatar | 3rd | 60 m hurdles row 7 : 2010 | 2010 diamond league | multiple locations | 1st | 110 m hurdles row 8 : 2013 | 2013 diamond league | multiple locations | 1st | 110 m hurdles row 9 : 2013 | world championships | moscow, russia | 1st | 110 m hurdles
at what competition did david receive the least position?
Year Competition Venue Position Notes
2006 IAAF World Athletics Final Stuttgart, Germany 5th 110 m hurdles
2007 World Championships Osaka, Japan 4th (semis) 110 m hurdles
2008 World Indoor Championships Valencia, Spain 4th (semis) 60 m hurdles
2008 Olympic Games Beijing, China 3rd 110 m hurdles
2008 IAAF World Athletics Final Stuttgart, Germany 1st 110 m hurdles
2010 World Indoor Championships Doha, Qatar 3rd 60 m hurdles
2010 2010 Diamond League Multiple Locations 1st 110 m hurdles
2013 2013 Diamond League Multiple Locations 1st 110 m hurdles
2013 World Championships Moscow, Russia 1st 110 m hurdles
IAAF World Athletics Final