what team has the best net rating in wins in a season

The Portland Trail Blazers have the best net rating by a team in wins in a season, with a 138.7 rating in 1974-75.

	TEAM	NETRTG	W	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	FTM	FTA	FT%	TS%	OREB	DREB	MIN	PTS	REB	AST	STL	BLK	PF
1	Trail Blazers	138.7	38	1974-75	38	244.6	110.5	49.6	30.1	10.8	5.5	43.9	87.6	50.1		22.6	29.9	75.8	54.8	14.2	35.5	9,295	4,198	1,886	1,144	411	209	932
2	Trail Blazers	118.9	37	1975-76	37	241.4	111.1	50.2	27.2	10.4	5.7	43.6	88.6	49.2		23.8	32.3	73.9	54.0	13.1	37.1	8,930	4,110	1,859	1,007	385	210	924
3	Hawks	104.2	35	1973-74	35	240.7	118.1					46.9				24.3	31.3	77.5				8,425	4,135					883
4	Lakers	99.5	53	1976-77	53	241.4	108.8	48.4	25.9			45.9	94.4	48.6		17.1	23.1	74.0	52.1			12,795	5,769	2,563	1,372			1,163
5	Bullets	96.8	47	1973-74	47	240.0	104.8	53.7	22.7			44.1	96.5	45.7		16.5	22.2	74.4	49.3			11,280	4,925	2,524	1,069			940
6	76ers	88.7	50	1976-77	50	241.5	113.6					44.2				25.2	33.5	75.0				12,075	5,682					1,215
7	Rockets	82.8	32	1973-74	32	240.8	114.4					45.9				22.6	27.8	81.3				7,705	3,662					824
8	Trail Blazers	79.2	49	1976-77	49	240.5	116.1	50.7	26.2	11.5	7.2	46.0	91.8	50.1		24.0	31.0	77.6	55.0	15.5	35.2	11,785	5,689	2,482	1,282	564	351	1,277
9	Knicks	77.3	49	1973-74	49	241.5	105.3	46.1	24.6			44.2	91.3	48.5		16.8	20.9	80.2	52.4			11,835	5,158	2,259	1,203			1,076
10	Braves	77.2	42	1973-74	42	241.8	115.5					46.4				22.6	29.2	77.4				10,155	4,850					926
11	Bullets	73.1	48	1976-77	48	241.0	109.4	49.0	25.5			44.6	91.3	48.8		20.2	28.1	71.9	52.7			11,570	5,251	2,353	1,226			1,098
12	Pacers	68.7	36	1976-77	36	240.0	108.7	53.2	25.6			43.8	94.8	46.3		21.1	28.3	74.5	50.7			8,640	3,914	1,915	920			887
13	Rockets	65.3	49	1976-77	49	242.0	111.2	49.2	25.2			45.2	90.4	50.0		20.9	25.8	80.8	54.6			11,860	5,450	2,411	1,236			1,201
14	Bucks	63.7	59	1973-74	59	241.3	111.6	50.7	28.3			47.3	92.7	51.0		17.1	22.4	76.6	54.5			14,235	6,586	2,991	1,670			1,344
15	Celtics	62.3	60	1974-75	60	241.3	109.0					44.6	95.2	46.8		19.9	25.0	79.4	51.3			14,475	6,539					1,413
16	Braves	60.8	30	1976-77	30	240.8	110.6					42.5				25.6	33.3	76.9				7,225	3,318					677
17	Celtics	60.7	44	1976-77	44	242.8	111.6	52.6	26.6			44.6	94.7	47.2		22.3	29.3	76.0	51.9			10,685	4,909	2,314	1,172			1,083
18	Trail Blazers	59.7	27	1973-74	27	240.0	115.9	48.2	30.0	11.4	4.7	46.3	91.6	50.5		23.3	30.8	75.8	55.1	14.9	33.3	6,480	3,128	1,301	809	308	126	665
19	Bullets	59.1	60	1974-75	60	241.3	107.9	48.6	25.6			44.5	93.9	47.4		18.9	25.1	75.5	51.4			14,475	6,476	2,914	1,536			1,415
20	Spurs	59.0	44	1976-77	44	241.1	122.3	45.3	27.6	11.2	6.5	47.6	93.0	51.2		27.0	33.5	80.5	56.7			10,610	5,379	1,993	1,216	493	288	1,017
21	Knicks	57.1	40	1976-77	40	241.3	114.9	45.9	25.5			47.1	91.6	51.4		20.7	27.1	76.2	55.5			9,650	4,594	1,836	1,021			946
22	Bucks	56.9	30	1976-77	30	240.0	116.4	49.0	27.2			47.1	95.0	49.6		22.2	29.4	75.4	54.0			7,200	3,493	1,471	817			748
23	Nets	54.9	34	1979-80	34	240.0	115.1	47.8	28.7			45.1	89.8	50.3	1.1	23.8	29.7	79.9	56.0			8,160	3,913	1,624	977			881
24	Bullets	54.7	39	1980-81	39	240.0	111.1	45.8	28.7			45.7	90.7	50.4	0.5	19.1	26.5	72.2	54.3			9,360	4,332	1,786	1,119			834
25	Hawks	53.5	31	1976-77	31	240.8	107.6					42.1				23.5	31.1	75.6				7,465	3,336					884