How many NBA teams were there in 1980?

	TEAM	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	1979-80	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
2	Knicks	1979-80	82	241.2	114.0	43.2	27.6	10.7	5.6	46.4	93.6	49.6	0.5	2.3	22.0	20.7	27.7	74.7	53.9	15.1	28.1	19.7	19,780	9,344	3,539	2,265	881	457	1,613	2,168
3	Warriors	1979-80	82	242.4	103.6	43.8	24.7	9.5	4.1	43.0	89.2	48.2	0.3	1.5	22.3	17.2	23.3	73.8	52.0	14.1	29.7	18.2	19,880	8,493	3,592	2,028	779	339	1,492	2,082
4	Pistons	1979-80	82	241.2	108.9	44.4	23.8	9.5	6.9	44.4	92.6	48.0	0.7	2.7	26.0	19.4	26.2	74.0	52.3	15.0	29.5	21.2	19,780	8,933	3,641	1,950	783	562	1,742	2,069
5	Lakers	1979-80	82	242.4	115.1	45.6	29.4	9.4	6.7	47.5	89.9	52.9	0.2	1.2	20.0	19.8	25.5	77.5	56.9	13.2	32.4	20.0	19,880	9,438	3,738	2,413	774	546	1,639	1,784
6	Kings	1979-80	82	241.5	108.0	44.1	25.9	10.5	4.3	43.7	91.3	47.8	0.3	1.4	21.9	20.4	27.4	74.3	52.2	14.5	29.6	17.5	19,805	8,860	3,616	2,123	863	356	1,439	2,135
7	76ers	1979-80	82	242.1	109.1	46.6	27.1	9.7	8.0	43.0	87.3	49.2	0.3	1.5	21.6	22.9	29.6	77.2	54.4	14.5	32.1	20.8	19,855	8,949	3,822	2,226	792	652	1,708	1,860
8	Hawks	1979-80	82	241.2	104.5	46.0	23.3	9.5	6.6	39.8	85.7	46.4	0.2	0.9	17.3	24.9	32.3	77.1	52.3	16.7	29.3	18.2	19,780	8,573	3,775	1,913	782	539	1,495	2,293
9	Bullets	1979-80	82	242.4	107.0	49.5	26.8	6.5	5.4	43.6	95.1	45.8	0.9	2.9	30.7	18.9	25.0	75.8	50.4	16.3	33.2	16.8	19,880	8,773	4,057	2,201	530	443	1,380	1,893
10	Bulls	1979-80	82	242.7	107.5	43.7	26.2	8.6	4.8	41.0	84.7	48.4	0.9	3.4	25.5	24.6	31.6	77.9	54.5	13.6	30.1	20.5	19,905	8,813	3,580	2,152	704	392	1,684	2,146
11	Spurs	1979-80	82	240.9	119.4	44.7	28.4	9.4	4.1	47.0	94.4	49.8	0.6	2.5	25.2	24.7	30.8	80.1	55.3	14.1	30.7	19.4	19,755	9,788	3,668	2,326	771	333	1,589	2,103
12	Nuggets	1979-80	82	241.8	108.3	46.8	25.4	9.1	4.9	42.2	91.1	46.3	1.0	3.1	32.5	22.8	31.0	73.7	51.7	16.0	30.8	18.7	19,830	8,878	3,835	2,079	746	404	1,533	1,917
13	Pacers	1979-80	82	242.1	111.2	45.4	26.2	11.0	6.5	44.4	93.8	47.3	1.1	3.8	28.0	21.4	28.5	75.1	52.3	17.0	28.4	18.5	19,855	9,119	3,724	2,148	900	530	1,517	1,973
14	Nets	1979-80	82	241.5	108.3	45.9	25.5	10.6	7.1	42.1	91.5	46.1	1.0	3.6	28.5	23.0	29.3	78.2	51.8	15.0	30.9	20.8	19,805	8,879	3,764	2,094	869	581	1,702	2,181
15	Rockets	1979-80	82	243.0	110.8	44.0	26.2	9.5	4.5	43.9	91.4	48.0	1.3	4.6	27.4	21.7	28.4	76.6	53.3	17.0	27.0	19.1	19,930	9,084	3,611	2,149	782	373	1,565	1,927
16	SuperSonics	1979-80	82	241.8	108.5	47.9	24.9	9.1	5.2	43.3	92.3	47.0	0.7	2.3	31.2	21.1	27.5	76.8	52.0	16.8	31.1	18.2	19,830	8,897	3,930	2,043	750	428	1,496	1,865
17	Bucks	1979-80	82	241.5	110.1	44.4	27.8	9.5	6.2	44.9	92.1	48.8	0.6	1.9	32.3	19.6	25.6	76.4	53.2	15.2	29.2	18.2	19,805	9,025	3,641	2,277	778	510	1,496	1,937
18	Suns	1979-80	82	240.9	111.1	43.0	27.8	11.1	4.2	43.5	88.2	49.3	0.8	3.4	24.3	23.2	30.1	77.3	54.8	13.1	30.0	19.9	19,755	9,114	3,529	2,283	908	344	1,629	1,853
19	Clippers	1979-80	82	240.9	107.6	43.9	20.6	8.1	3.5	43.0	91.4	47.0	2.2	6.6	32.6	19.5	26.4	73.6	52.2	15.8	28.1	17.6	19,755	8,820	3,602	1,688	664	288	1,443	1,896
20	Cavaliers	1979-80	82	243.0	114.1	45.0	25.7	9.3	4.2	46.5	98.1	47.4	0.4	2.3	19.3	20.8	26.9	77.2	51.9	15.9	29.0	16.7	19,930	9,360	3,688	2,108	764	342	1,370	1,934
21	Trail Blazers	1979-80	82	241.2	102.5	45.2	23.1	8.6	5.8	41.6	87.4	47.6	0.3	1.6	19.7	19.0	25.6	74.3	51.9	15.8	29.4	18.9	19,780	8,402	3,703	1,898	708	472	1,552	1,956
22	Jazz	1979-80	82	241.5	102.4	40.6	24.5	8.0	4.4	41.2	83.1	49.6	0.7	2.3	31.9	19.2	23.7	80.9	54.7	11.8	28.8	18.8	19,805	8,394	3,326	2,005	656	362	1,543	2,006