StatMuse has team, season-level data for defensive rating going back to the 1974 playoffs.
More NBA News
76ers win opening game with LeBron James and Jaylen Brown, beating NBA champion Knicks 106-100
Pelicans exercise options on former 1st-round picks Missi, Fears and Queen
Top draft pick AJ Dybantsa to miss the season opener for Wizards with a sprained ankle
Paul George scores 38 points in a losing debut with the Celtics
NBA champion Knicks celebrate 2 titles on a banner night in Madison Square Garden
Walker Kessler welcomes every expectation when Lakers' next big man makes his purple-and-gold debut
More Pistons Stats
Team Leaders 
PPG
22.0
Cunningham
RPG
11.0
Thompson
APG
8.0
Cunningham
Team Rankings
ORTG
123.5
1st
DRTG
115.4
3rd
NETRTG
8.2
1st
3P%
37.5
2nd
DET
MIA
PHI
NYK
CHA
BKN
BOS
ATL
ORL
MIL
WAS
MIN
CHI
TOR