which are the best teams in defensive rating all-time from 1974 to today in a single season in nba

The Boston Celtics had a defensive rating of 106.5 in 1984-85.

	TEAM	DRTG	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF
1	Celtics	106.5	1984-85	82	240.3	114.8	45.7	27.9	7.8	5.0	45.4	89.3	50.8	1.3	3.8	35.6	22.7	28.1	80.6	56.4	13.6	32.1	16.1	19,705	9,412	3,747	2,287	642	414	1,318	1,778
2	Knicks	110.1	1984-85	82	241.8	105.2	39.2	24.4	9.2	3.3	41.9	86.6	48.4	0.6	2.4	25.8	20.8	28.7	72.6	53.0	13.6	25.6	17.4	19,830	8,627	3,218	2,001	751	267	1,424	2,396
3	Warriors	113.4	1984-85	82	242.1	110.4	42.3	21.5	9.8	3.5	42.7	92.1	46.3	1.4	4.8	28.2	23.7	30.9	76.8	52.2	16.2	26.1	17.4	19,855	9,052	3,466	1,759	803	284	1,425	2,136
4	Pistons	107.4	1984-85	82	241.8	116.0	48.0	28.1	8.4	4.8	46.8	97.5	48.0	0.5	2.4	22.6	21.7	27.6	78.8	52.9	17.1	30.9	16.1	19,830	9,508	3,936	2,302	690	397	1,324	2,076
5	Lakers	107.4	1984-85	82	240.9	118.2	44.0	31.4	8.4	5.9	48.2	88.5	54.5	1.1	3.6	30.5	20.8	27.2	76.3	58.9	13.0	31.1	18.5	19,755	9,696	3,612	2,574	692	481	1,518	1,932
6	Kings	112.2	1984-85	82	240.9	114.8	42.6	28.6	8.1	3.7	44.7	88.7	50.4	0.8	2.9	26.4	24.7	31.6	77.9	55.9	14.2	28.4	19.3	19,755	9,413	3,495	2,344	662	300	1,583	2,166
7	76ers	107.6	1984-85	82	241.5	112.9	44.7	24.4	9.9	6.5	42.0	85.3	49.2	0.7	2.7	26.3	28.2	35.2	80.3	56.1	15.8	28.9	18.9	19,805	9,261	3,666	1,999	814	534	1,551	1,971
8	Hawks	107.8	1984-85	82	242.1	106.6	42.8	24.5	8.1	6.6	42.0	86.8	48.4	0.9	2.9	31.1	21.7	28.9	75.2	53.6	14.2	28.6	17.5	19,855	8,743	3,506	2,009	665	538	1,437	2,047
9	Bullets	105.0	1984-85	82	242.1	105.5	41.5	25.5	8.6	4.8	43.1	90.0	47.9	1.3	4.8	27.5	18.0	24.3	74.3	52.4	12.3	29.2	15.4	19,855	8,655	3,407	2,090	707	393	1,263	1,867
10	Bulls	109.9	1984-85	82	241.5	108.7	42.0	24.3	7.6	5.7	42.1	84.3	50.0	0.4	2.0	18.0	24.2	30.8	78.4	55.6	13.1	28.8	17.7	19,805	8,916	3,440	1,992	621	468	1,448	2,072
11	Spurs	109.4	1984-85	82	241.2	114.8	43.9	28.2	9.2	5.4	45.1	87.8	51.3	0.7	2.4	27.5	23.9	31.4	76.3	56.5	13.8	30.1	18.5	19,780	9,412	3,598	2,314	755	443	1,514	2,179
12	Nuggets	108.7	1984-85	82	241.8	120.0	44.3	27.6	10.9	5.2	47.3	97.3	48.6	0.9	2.9	31.2	24.6	31.3	78.5	54.0	16.2	28.1	16.7	19,830	9,841	3,634	2,264	894	424	1,366	2,152
13	Pacers	108.7	1984-85	82	241.2	108.3	46.6	23.7	7.6	4.5	42.5	89.3	47.6	0.4	1.9	19.4	22.8	30.7	74.4	52.7	14.6	32.0	19.4	19,780	8,879	3,821	1,945	624	366	1,593	2,234
14	Nets	107.9	1984-85	82	240.9	109.5	43.4	26.4	9.4	5.0	44.5	90.8	49.0	0.6	2.7	23.2	19.9	27.3	72.9	53.2	15.0	28.4	16.2	19,755	8,975	3,559	2,164	772	413	1,325	2,011
15	Rockets	106.6	1984-85	82	241.8	111.2	45.4	27.3	8.3	7.3	45.7	90.7	50.4	0.5	2.2	22.3	19.3	27.6	69.9	54.0	16.2	29.2	19.2	19,830	9,118	3,720	2,236	683	597	1,575	2,024
16	SuperSonics	108.6	1984-85	82	240.3	102.1	40.3	26.6	7.9	4.2	40.0	84.3	47.4	0.5	2.2	24.5	21.7	28.1	77.1	52.9	12.4	27.9	17.8	19,705	8,376	3,305	2,183	649	343	1,456	1,972
17	Bucks	104.0	1984-85	82	241.5	110.9	44.0	26.4	8.4	5.9	43.5	88.5	49.1	1.1	3.6	30.3	22.8	30.2	75.7	54.5	15.3	28.7	16.5	19,805	9,090	3,610	2,164	692	486	1,349	2,239
18	Suns	107.1	1984-85	82	241.5	108.0	42.0	28.5	8.9	4.3	42.8	87.1	49.1	1.1	3.7	28.3	21.4	27.8	77.1	54.4	12.5	29.5	19.0	19,805	8,858	3,448	2,333	727	349	1,556	2,034
19	Clippers	110.6	1984-85	82	240.6	107.1	43.8	23.6	6.5	6.1	43.0	86.8	49.5	0.7	2.3	29.8	20.4	26.9	75.8	54.3	14.1	29.7	19.1	19,730	8,784	3,595	1,933	533	497	1,565	1,843
20	Cavaliers	108.9	1984-85	82	241.2	108.6	44.5	25.5	7.5	5.8	42.3	89.8	47.1	1.2	4.1	28.8	22.8	30.4	75.0	52.6	14.7	29.8	16.7	19,780	8,903	3,648	2,092	619	472	1,372	2,171
21	Trail Blazers	107.4	1984-85	82	242.4	115.5	42.7	27.1	10.0	6.3	45.2	89.9	50.3	0.6	2.5	25.2	24.4	32.5	75.1	55.4	14.7	28.0	18.0	19,880	9,469	3,500	2,225	821	516	1,472	1,957
22	Jazz	103.7	1984-85	82	240.9	109.0	44.3	26.1	8.7	8.5	42.4	89.0	47.6	1.3	3.7	33.6	22.9	29.7	77.2	53.4	13.2	31.1	19.0	19,755	8,937	3,633	2,143	710	697	1,557	1,958
23	Mavericks	109.6	1984-85	82	242.1	111.2	42.0	26.3	7.0	4.1	43.4	88.8	48.9	1.9	5.4	34.5	22.5	28.3	79.3	54.9	13.4	28.6	14.2	19,855	9,116	3,440	2,157	574	335	1,167	1,787
24	Celtics	103.0	1985-86	82	242.1	114.1	46.4	29.1	7.8	6.2	45.3	89.2	50.8	1.7	4.8	35.1	21.8	27.4	79.4	56.4	12.9	33.5	16.3	19,855	9,359	3,807	2,387	638	511	1,334	1,758
25	Knicks	105.8	1985-86	82	241.5	98.7	39.6	22.9	8.7	3.8	39.5	85.8	46.0	1.0	2.9	34.3	18.7	27.3	68.6	50.5	13.2	26.4	17.2	19,805	8,094	3,250	1,876	712	308	1,408	2,211