Interesting stats:
"9 — Combined winning margin for New England in its three Super Bowl victories. The Patriots were a dynasty by a sliver."
"14 — Lowest score ever by a Super Bowl winner. Curious, the team that did it. The 1972 Miami Dolphins defeated the Washington Redskins 14-7 and remain the only unbeaten Super Bowl champion in history. The historical day required only two touchdowns."
USATODAY.com - Super Bowl history by the numbers