year                 competition                  venue     position            event
0  2005  european u23 championships       erfurt , germany          2nd  4 x 400 m relay
1  2006          commonwealth games  melbourne , australia          4th  4 x 400 m relay
2  2007         world championships          osaka , japan  4th (heats)            400 m
3  2007         world championships          osaka , japan          6th  4 x 400 m relay
4  2008               olympic games        beijing , china  8th (semis)            400 m
5  2008               olympic games        beijing , china          4th  4 x 400 m relay

Table as JSON:
{"year":{"0":2005,"1":2006,"2":2007,"3":2007,"4":2008,"5":2008},"competition":{"0":"european u23 championships","1":"commonwealth games","2":"world championships","3":"world championships","4":"olympic games","5":"olympic games"},"venue":{"0":"erfurt , germany","1":"melbourne , australia","2":"osaka , japan","3":"osaka , japan","4":"beijing , china","5":"beijing , china"},"position":{"0":"2nd","1":"4th","2":"4th (heats)","3":"6th","4":"8th (semis)","5":"4th"},"event":{"0":"4 x 400 m relay","1":"4 x 400 m relay","2":"400 m","3":"4 x 400 m relay","4":"400 m","5":"4 x 400 m relay"}}