year              fighter nation represented   sport sanctioning body or league         weight class represented or contested
0  2007  floyd mayweather jr      united states  boxing             not applicable                                  welterweight
1  2008  floyd mayweather jr      united states  boxing             not applicable              welterweight junior middleweight
2  2009       manny pacquiao        philippines  boxing             not applicable  super featherweight lightweight welterweight
3  2010  floyd mayweather jr      united states  boxing             not applicable                                  welterweight
4  2011       manny pacquiao        philippines  boxing             not applicable                                  welterweight
5  2012  floyd mayweather jr      united states  boxing             not applicable                                  welterweight

Table as JSON:
{"year":{"0":2007,"1":2008,"2":2009,"3":2010,"4":2011,"5":2012},"fighter":{"0":"floyd mayweather jr","1":"floyd mayweather jr","2":"manny pacquiao","3":"floyd mayweather jr","4":"manny pacquiao","5":"floyd mayweather jr"},"nation represented":{"0":"united states","1":"united states","2":"philippines","3":"united states","4":"philippines","5":"united states"},"sport":{"0":"boxing","1":"boxing","2":"boxing","3":"boxing","4":"boxing","5":"boxing"},"sanctioning body or league":{"0":"not applicable","1":"not applicable","2":"not applicable","3":"not applicable","4":"not applicable","5":"not applicable"},"weight class represented or contested":{"0":"welterweight","1":"welterweight junior middleweight","2":"super featherweight lightweight welterweight","3":"welterweight","4":"welterweight","5":"welterweight"}}