The Milwaukee Bucks have the highest eFG% / opponent effective field-goal percentage by a team in a season, with 1.2 in 1970-71.

	TEAM	EFG%/OPP EFG%	EFG%	OPP EFG%	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	Bucks	1.2	50.9	42.4	1970-71	82	241.2	118.4	53.0	27.4			48.4	95.2	50.9				21.5	29.0	74.2	54.9				19,780	9,710	4,344	2,249				1,847
2	Bucks	1.19	49.8	42.0	1971-72	82	241.2	114.6	52.1	26.3			46.5	93.3	49.8				21.6	29.3	73.9	54.0				19,780	9,400	4,269	2,160				1,862
3	Warriors	1.18	56.3	47.9	2015-16	82	242.4	114.9	46.2	28.9	8.4	6.1	42.5	87.3	48.7	13.1	31.6	41.6	16.7	21.8	76.3	59.3	10.0	36.2	15.2	19,880	9,421	3,788	2,373	689	498	1,245	1,701
4	Warriors	1.16	56.3	48.6	2016-17	82	241.2	115.9	44.4	30.4	9.6	6.8	43.1	87.1	49.5	12.0	31.2	38.3	17.8	22.6	78.8	59.7	9.4	35.0	14.8	19,780	9,503	3,643	2,491	785	555	1,211	1,585
5	Bucks	1.16	49.2	42.5	1973-74	82	240.9	107.1	49.0	27.1	8.9	6.3	45.4	92.3	49.2				16.2	21.2	76.3	52.7	13.8	35.1	20.7	19,755	8,780	4,014	2,225	726	519	1,694	1,864
6	Warriors	1.15	54.0	47.0	2014-15	82	240.6	110.0	44.7	27.4	9.3	6.0	41.6	87.0	47.8	10.8	27.0	39.8	16.0	20.8	76.8	57.1	10.4	34.3	14.5	19,730	9,016	3,667	2,248	762	496	1,185	1,628
7	Celtics	1.14	52.2	45.7	2007-08	82	240.9	100.5	42.0	22.4	8.5	4.6	36.4	76.7	47.5	7.3	19.1	38.1	20.5	26.5	77.1	56.9	10.1	31.9	15.2	19,755	8,245	3,445	1,833	696	379	1,246	1,864
8	Bucks	1.14	48.1	42.2	1972-73	82	240.9	107.2	51.8	27.1			45.8	95.2	48.1				15.5	20.6	75.3	51.4				19,755	8,789	4,245	2,226				1,763
9	Heat	1.14	52.4	46.0	2004-05	82	243.7	101.5	43.0	21.8	6.4	5.8	37.8	77.7	48.6	5.8	15.4	37.7	20.2	30.1	67.2	55.9	10.8	32.2	13.7	19,980	8,327	3,526	1,790	528	474	1,127	1,814
10	Lakers	1.14	55.1	48.5	1984-85	82	240.9	118.2	44.1	31.4	8.5	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	18.7	19,755	9,696	3,613	2,575	695	481	1,537	1,931
11	76ers	1.14	51.5	45.4	1980-81	82	242.1	111.7	45.2	28.9	10.5	7.2	44.3	86.3	51.4	0.2	1.0	22.6	22.7	29.6	76.8	56.2	13.3	31.9	20.8	19,855	9,156	3,709	2,369	857	591	1,702	2,061
12	Heat	1.13	55.2	48.7	2012-13	82	242.4	102.9	38.6	23.0	8.7	5.4	38.4	77.4	49.6	8.7	22.1	39.6	17.4	23.0	75.4	58.8	8.2	30.4	13.9	19,880	8,436	3,166	1,890	710	441	1,143	1,533
13	Spurs	1.13	47.9	42.3	1998-99	50	241.5	92.8	44.0	22.0	8.4	7.0	34.8	76.2	45.6	3.4	10.4	33.0	19.8	28.3	69.8	52.3	12.3	31.7	15.2	12,075	4,640	2,198	1,101	421	351	759	1,010
14	Lakers	1.13	49.0	43.2	1971-72	82	240.9	121.0	56.4	27.2			47.8	97.5	49.0				25.4	34.5	73.4	53.7				19,755	9,920	4,628	2,232				1,636
15	Suns	1.13	55.1	48.8	2007-08	82	241.2	110.1	41.5	26.7	6.5	6.3	41.4	82.7	50.0	8.5	21.5	39.3	18.9	24.1	78.3	59.0	8.8	32.7	14.4	19,780	9,026	3,403	2,188	532	518	1,184	1,633
16	Bucks	1.13	55.2	48.9	2019-20	73	241.0	118.7	51.7	25.9	7.2	5.9	43.3	90.9	47.6	13.8	38.9	35.5	18.3	24.7	74.2	58.3	9.5	42.2	15.1	17,595	8,663	3,774	1,889	526	429	1,102	1,431
17	Celtics	1.13	53.2	47.1	1986-87	82	241.5	112.6	42.9	29.5	6.8	6.4	44.5	86.0	51.7	2.5	6.9	36.6	21.2	26.3	80.8	57.7	11.4	31.5	15.9	19,805	9,237	3,518	2,421	561	526	1,300	1,710
18	Spurs	1.13	49.3	43.7	1997-98	82	241.8	92.5	44.2	22.4	6.3	6.9	35.3	75.5	46.8	3.7	10.5	35.0	18.2	26.4	68.8	53.1	12.0	32.2	16.1	19,830	7,587	3,622	1,839	516	568	1,318	1,731
19	Warriors	1.13	56.9	50.4	2017-18	82	240.6	113.5	43.5	29.3	8.0	7.5	42.8	85.1	50.3	11.3	28.9	39.1	16.6	20.3	81.5	60.3	8.4	35.1	15.4	19,730	9,304	3,568	2,402	656	612	1,265	1,607
20	Heat	1.12	49.4	43.9	1998-99	50	240.5	89.0	40.3	20.4	6.5	6.1	32.3	71.3	45.3	5.8	16.1	35.9	18.6	25.2	73.5	54.0	10.1	30.2	14.9	12,025	4,449	2,015	1,019	327	304	744	1,035
21	Spurs	1.12	51.3	45.7	2005-06	82	241.5	95.6	41.5	20.9	6.6	5.7	36.5	77.3	47.2	6.4	16.6	38.5	16.2	23.1	70.2	54.6	10.4	31.1	13.7	19,805	7,837	3,399	1,717	543	467	1,126	1,714
22	Celtics	1.12	52.8	47.0	2008-09	82	242.4	100.9	42.1	22.7	7.6	4.7	37.5	77.2	48.6	6.6	16.5	39.7	19.4	25.3	76.5	57.1	10.6	31.5	15.6	19,880	8,275	3,455	1,862	621	387	1,280	1,897
23	Magic	1.12	53.6	47.7	2009-10	82	240.6	102.8	43.2	19.7	6.2	5.6	36.6	78.0	47.0	10.3	27.3	37.5	19.2	26.5	72.4	57.3	9.9	33.4	14.1	19,730	8,426	3,546	1,615	512	456	1,155	1,629
24	Thunder	1.12	52.7	46.9	2012-13	82	241.8	105.7	43.6	21.4	8.3	7.6	38.1	79.3	48.1	7.3	19.4	37.7	22.2	26.8	82.8	58.0	10.4	33.2	15.3	19,830	8,669	3,579	1,753	679	624	1,253	1,654
25	Suns	1.12	55.1	49.2	2006-07	82	242.7	110.2	40.5	25.9	6.7	4.8	41.3	83.6	49.4	9.6	24.0	39.9	18.0	22.3	80.8	59.0	9.0	31.5	14.5	19,905	9,037	3,320	2,122	553	394	1,189	1,659