6
NONE
1998, the Dallas Cowboys swept the division. Eagles swept in 2004. As far as I know, that's it.
never
The Miami Heat gets swept 4 times in the 2011 NBA Playoffs by the Dallas Mavericks.
7
The Bengals have swept the Steelers only twice; 1998 and 2009.
Swept is monosyllabic.
None
On average, 29.5.
5 Times
three