The Packers' best NFL regular season record was in the 2011 season, when they went 15-1.
Through the 2008 season, that was both the 1992 and 2007 regular season when the Cowboys went 13-3.
The team with the best regular season record in 2004 was the Pittsburgh Steelers at 15-1.
The Vikings had the best regular season record in 1998 at 15-1.
Chicago bulls
The Boston Celtics regular season record was 68-14 in the 1972-73 season.
The Miami Dolphins won Super Bowl VII after posting a regular season record of 14-0.
Your Answer: Houston Astros
Alanta falcons
The Cowboys had regular-season records of 13-3 in 1992 and 2007.
That was the St. Louis Cardinals at 100-62. In the American League, the Chicago White Sox had the best regular season record at 99-63.
Through the 2008 season, the best regular season winning percentage belongs to the Miami Dolphins who have an all time record of 380-272-4 for a winning percentage of .582. The Dallas Cowboys are second at .5772 (423-309-6) and the Chicago Bears are third at .5767 (686-498-42). For these winning percentages, a tie counts as half a win and half a loss.