Pacquiao?s winning streak is currently fourteen straight fights. He was won three consecutive fights by decision, with his last win inside the distance being a stoppage in the final round against Miguel Angel Cotto in November 2009.
* Pacquiao has fought four times at 144 pounds (the ?catchweight? for this bout) or higher. Those were the last four bouts on his record.
* Seven of Pacquiao?s last nine fights have been held in Las Vegas, and four of his last six were at the MGM Grand, the site of Saturday?s fight.
* Thus far, Pacquiao has made two defenses of the WBO crown that will be on the line against Marquez. Those defenses were against Joshua Clottey and Shane Mosley. The decision win over Margarito, which took place a year ago, was for the 154-pound title as sanctioned by the WBC.
* Pacquiao?s first world championship bout took place in December 1998 (almost 13 years ago), as he was the eight-round KO winner over Chatchai Sasakul. His last defeat was in March 2005 when he was beaten on a decision by Erik Morales.
* Pacquiao?s first fight against Juan Manuel Marquez took place at 125 pounds, and for the second one, he was 129 pounds. This contracted weight constitutes a big step up in weight for both guys since that last meeting.
* The second fight against Marquez was the last time Pacquiao has fought below 130 pounds. Two years later, he was at his heaviest weight as a pro ? 145-1/2 pounds against Clottey.
* Pacquiao?s fights in recent years have one things in common, in that they have not been particularly close. In his last bout, he won it by a combined 36 points (across the three judges? cards) over Mosley. Previous to that he had a combined margin of 30 points against Margarito and 32 points over Clottey. He was ahead by a combined 27 points over Cotto until stopping him, led Oscar De La Hoya by 25 points until stopping him after eight rounds, and led David Diaz by 26 combined points when he registered a ninth-round TKO.
* The last fighter to have won on any judge?s scorecard against Pacquiao was in fact Juan Manuel Marquez, who in that last meeting on March 15, 2008 won on Jerry Roth?s card by a score of 115-112. In the first encounter (May 8.2004), despite suffering three first-round knockdowns, Marquez won on Guy Jutras? card, 115-110.
