how many teams have had a 60 win season last 20 years

The Detroit Pistons won 64 times in 2005-06.

Interpreted as:

How many teams have had a 60 or more win season last 20 years?

	TEAM	W	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	Pistons	64	2005-06	82	241.8	96.8	40.5	24.0	7.1	6.0	36.4	80.0	45.5	6.8	17.7	38.4	17.3	23.8	72.7	53.5	11.9	28.6	10.8	19,830	7,941	3,322	1,971	580	490	882	1,513
2	Spurs	63	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	13.3	19,805	7,837	3,399	1,717	543	467	1,087	1,714
3	Mavericks	60	2005-06	82	242.4	99.1	42.2	18.0	7.2	6.0	36.0	77.7	46.2	5.1	13.6	37.4	22.2	28.3	78.3	55.0	12.6	29.6	12.9	19,880	8,130	3,461	1,473	593	488	1,055	1,834
4	Suns	61	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	14.0	19,905	9,037	3,320	2,122	553	394	1,147	1,659
5	Mavericks	67	2006-07	82	240.9	100.0	41.9	19.9	6.8	5.0	36.7	78.6	46.7	6.5	17.1	38.1	20.1	24.9	80.5	55.9	11.2	30.7	13.1	19,755	8,201	3,435	1,632	560	408	1,075	1,837
6	Celtics	66	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	14.4	19,755	8,245	3,445	1,833	696	379	1,181	1,864
7	Celtics	62	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	15.0	19,880	8,275	3,455	1,862	621	387	1,230	1,897
8	Lakers	65	2008-09	82	241.2	106.9	43.9	23.3	8.8	5.1	40.3	85.1	47.4	6.7	18.5	36.1	19.6	25.5	77.0	55.5	12.4	31.5	13.1	19,780	8,768	3,602	1,908	718	420	1,076	1,698
9	Cavaliers	66	2008-09	82	241.2	100.3	42.2	20.3	7.2	5.3	36.9	78.7	46.8	8.0	20.4	39.3	18.6	24.5	75.7	56.0	10.8	31.4	12.0	19,780	8,223	3,460	1,663	593	435	982	1,663
10	Cavaliers	61	2009-10	82	241.2	102.1	42.5	22.4	6.9	5.2	37.8	77.9	48.5	7.3	19.3	38.1	19.1	26.6	72.0	57.0	9.6	32.8	13.0	19,780	8,373	3,483	1,835	564	425	1,069	1,591
11	Bulls	62	2010-11	82	241.8	98.6	44.2	22.3	7.2	5.7	37.1	80.3	46.2	6.2	17.3	36.1	18.2	24.5	74.3	54.1	11.8	32.4	13.5	19,830	8,087	3,621	1,827	592	468	1,104	1,639
12	Spurs	61	2010-11	82	241.2	103.7	41.9	22.4	7.3	4.5	38.4	80.8	47.5	8.4	21.1	39.7	18.5	24.2	76.7	56.7	10.1	31.7	12.9	19,780	8,502	3,432	1,836	602	372	1,054	1,556
13	Thunder	60	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	14.6	19,830	8,669	3,579	1,753	679	624	1,201	1,654
14	Heat	66	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	13.3	19,880	8,436	3,166	1,890	710	441	1,088	1,533
15	Spurs	62	2013-14	82	240.9	105.4	43.3	25.2	7.4	5.1	40.6	83.5	48.6	8.5	21.4	39.7	15.7	20.0	78.5	57.1	9.3	34.0	14.1	19,755	8,639	3,548	2,064	604	420	1,153	1,495
16	Warriors	67	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	14.1	19,730	9,016	3,667	2,248	762	496	1,156	1,628
17	Hawks	60	2014-15	82	240.6	102.5	40.6	25.7	9.1	4.6	38.1	81.7	46.6	10.0	26.2	38.0	16.5	21.2	77.8	56.3	8.7	31.8	13.5	19,730	8,409	3,326	2,111	744	380	1,103	1,457
18	Warriors	73	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	14.9	19,880	9,421	3,788	2,373	689	498	1,219	1,701
19	Spurs	67	2015-16	82	240.3	103.5	43.9	24.5	8.3	5.9	40.1	82.9	48.4	7.0	18.5	37.5	16.4	20.4	80.3	56.4	9.4	34.5	12.5	19,705	8,490	3,601	2,010	677	485	1,028	1,433
20	Warriors	67	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	14.4	19,780	9,503	3,643	2,491	785	555	1,182	1,585
21	Spurs	61	2016-17	82	241.5	105.3	43.9	23.8	8.0	5.9	39.3	83.7	46.9	9.2	23.5	39.1	17.6	22.0	79.7	56.4	10.0	33.9	12.9	19,805	8,637	3,598	1,954	655	484	1,057	1,498
22	Rockets	65	2017-18	82	240.9	112.4	43.5	21.5	8.5	4.8	38.7	84.2	46.0	15.3	42.3	36.2	19.6	25.1	78.1	59.0	9.0	34.5	13.2	19,755	9,213	3,564	1,767	699	392	1,080	1,597
23	Bucks	60	2018-19	82	241.2	118.1	49.7	26.0	7.5	5.9	43.4	91.1	47.6	13.5	38.2	35.3	17.9	23.2	77.3	58.3	9.3	40.4	13.3	19,780	9,686	4,078	2,136	615	486	1,087	1,608
24	Suns	64	2021-22	82	240.6	114.8	45.3	27.4	8.6	4.4	43.7	90.1	48.5	11.6	31.9	36.4	15.9	19.9	79.7	58.1	9.8	35.5	12.3	19,730	9,416	3,714	2,244	702	359	1,012	1,633
25	Celtics	64	2023-24	82	241.8	120.6	46.3	26.9	6.8	6.6	43.9	90.2	48.7	16.5	42.5	38.8	16.3	20.2	80.7	60.9	10.7	35.6	11.3	19,830	9,887	3,799	2,207	557	538	924	1,326