which team had the best regular season record in a season up until 1987

Before 1987-88, the Los Angeles Lakers had the best record by a team in a season, with a record of 69-13 in 1971-72.

	TEAM	REC	SEASON	W%	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	Lakers	69-13	1971-72	.841	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
2	76ers	68-13	1966-67	.840	81	240.9	125.2	70.4	26.4			48.3	100.0	48.3				28.6	42.1	68.0	52.8				19,515	10,143	5,701	2,138				1,906
3	Celtics	68-14	1972-73	.829	82	240.6	112.7	58.6	28.3			46.5	103.8	44.8				19.7	25.3	78.0	49.0				19,730	9,238	4,802	2,320				1,805
4	Celtics	67-15	1985-86	.817	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	33.6	16.6	19,855	9,359	3,807	2,387	641	511	1,360	1,756
5	Capitols	49-11	1946-47	.817	60	240.8	73.8		6.3			28.7	96.6	29.7				16.4	23.2	70.6	34.6				14,450	4,428		378				1,144
6	Bucks	66-16	1970-71	.805	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
7	Nationals	51-13	1949-50	.797	64	243.1	84.8		23.0			29.2	82.4	35.4				26.4	37.4	70.6	42.9				15,560	5,429		1,473				1,833
8	Lakers	65-17	1986-87	.793	82	240.6	117.8	44.4	29.6	8.9	5.9	45.6	88.4	51.6	2.0	5.5	36.7	24.5	31.1	78.9	57.7	13.7	30.7	16.6	19,730	9,656	3,642	2,428	728	482	1,358	1,853
9	76ers	65-17	1982-83	.793	82	241.8	112.1	47.9	24.6	9.9	7.0	43.9	88.0	49.9	0.3	1.3	22.9	24.0	32.3	74.2	54.9	16.3	31.7	19.8	19,830	9,191	3,930	2,016	812	577	1,627	2,041
10	Celtics	59-16	1959-60	.787	75	241.0	124.5	80.2	24.7			49.9	119.6	41.7				24.7	33.6	73.4	46.3				18,075	9,337	6,014	1,849				1,856
11	Celtics	62-18	1964-65	.775	80	240.9	112.8	71.9	22.2			44.6	107.6	41.4				23.6	32.3	73.1	46.3				19,275	9,024	5,748	1,772				2,065
12	Celtics	63-19	1984-85	.768	82	240.3	114.8	45.7	27.9	7.9	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	16.2	19,705	9,412	3,746	2,287	645	414	1,332	1,781
13	Celtics	63-19	1981-82	.768	82	241.2	112.0	45.6	25.9	8.0	6.9	44.6	89.4	49.9	0.6	2.2	26.6	22.2	30.0	74.0	54.5	15.3	30.4	17.7	19,780	9,180	3,742	2,126	652	568	1,452	2,014
14	Bucks	63-19	1971-72	.768	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
15	Lakers	62-20	1985-86	.756	82	241.8	117.3	44.6	29.7	8.5	5.1	46.8	89.5	52.2	1.7	5.0	33.7	22.1	28.4	77.8	57.5	13.4	31.2	17.9	19,830	9,618	3,656	2,433	693	419	1,467	2,031
16	Lakers	62-20	1984-85	.756	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
17	Celtics	62-20	1983-84	.756	82	243.4	112.1	45.1	25.9	8.2	5.2	44.1	88.2	50.0	0.7	2.8	24.0	23.3	29.4	79.2	55.4	14.1	31.0	17.3	19,955	9,194	3,697	2,122	673	430	1,420	1,949
18	Celtics	62-20	1980-81	.756	82	241.2	109.9	43.6	26.9	8.3	7.2	43.7	86.6	50.4	0.8	2.9	27.0	21.7	28.9	75.2	55.3	14.1	29.6	19.2	19,780	9,008	3,579	2,202	683	594	1,577	1,990
19	76ers	62-20	1980-81	.756	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
20	76ers	62-20	1967-68	.756	82	241.2	122.6	72.1	26.8			48.4	102.6	47.1				25.9	40.7	63.5	50.9				19,780	10,051	5,914	2,197				1,851
21	Celtics	60-20	1961-62	.750	80	240.9	121.1	76.0	25.6			48.2	113.9	42.3				24.7	33.9	72.8	47.0				19,275	9,687	6,080	2,049				1,909
22	Lakers	51-17	1949-50	.750	68	240.4	84.1		20.7			31.5	85.8	36.7				21.2	28.6	74.1	42.7				16,345	5,717		1,406				1,672
23	Royals	51-17	1949-50	.750	68	241.5	82.4		20.3			28.8	77.2	37.3				24.9	34.1	72.9	44.7				16,420	5,602		1,383				1,585
24	Royals	45-15	1948-49	.750	60	243.8	84.0		21.0			30.2	81.2	37.2				23.7	34.3	68.9	43.7				14,625	5,042		1,259				1,539
25	Celtics	61-21	1979-80	.744	82	242.4	113.5	44.9	26.8	9.9	3.8	44.1	90.1	49.0	2.0	5.1	38.4	23.3	29.9	77.9	55.0	15.0	30.0	18.8	19,880	9,303	3,684	2,198	809	308	1,539	1,974