Adjusted Efficiency
ORtg+: Each point above or below 100 represents 1 percentage point better or worse than league average. Higher numbers are better for offense, so a 105 ORtg+ is 5% better than average and a 95 ORtg+ is 5% worse than average.
DRtg+: Each point above or below 100 represents 1 percentage point better or worse than league average. Lower numbers are better for defense, so a 95 DRtg+ is 5% better than average and a 105 DRtg+ is 5% worse than average.
NetRtg+: Similar to Net Rating, NetRtg+ is equal to ORtg+ minus DRtg+ and represents the era-adjusted scoring margin for each team.