Beyond strictly looking at wins and losses, DVOA by Football Outsiders gives a clear picture of team performance.
The following Infographic shows the past 10 years of DVOA rankings (2008-2017) for the Tampa Bay Buccaneers.
The Buccaneers haven't reached the playoffs since 2007 and they've had a few false starts in turning it around and appear settled in the decent but not quite good enough range.
Ten-Year DVOA Rankings: Arizona Cardinals, Atlanta Falcons, Baltimore Ravens, Buffalo Bills, Carolina Panthers, Chicago Bears, Cincinnati Bengals, Cleveland Browns, Dallas Cowboys, Denver Broncos, Detroit Lions, Green Bay Packers, Houston Texans, Indianapolis Colts, Jacksonville Jaguars, Kansas City Chiefs, Los Angeles Chargers, Los Angeles Rams, Miami Dolphins, Minnesota Vikings, New England Patriots, New Orleans Saints, New York Giants, New York Jets, Oakland Raiders, Philadelphia Eagles, Pittsburgh Steelers, San Francisco 49ers, Seattle Seahawks, Tennessee Titans, Washington Redskins