Between the 1979-80 and 1989-90 seasons, the New York Knicks attempted the most three-pointers per game by a team in a season with 14.0 attempts per game in 1988-89.

most 3pa per game in a season by a team from 1979-80 to 1989-90

TEAM	3PA	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
New York Knicks	14.0	1988-89	82	241.5	116.7	43.7	25.4	11.0	5.4	19.2	45.1	92.8	48.6	4.7	33.7	21.7	28.9	75.2	19,805	9,567	3,587	2,083	900	446	1,572	2,053
Cleveland Cavaliers	10.4	1989-90	82	242.4	102.6	42.8	25.7	7.9	6.2	15.2	39.2	85.1	46.1	4.2	40.7	20.0	26.8	74.4	19,880	8,411	3,508	2,106	645	512	1,243	1,666
Los Angeles Lakers	10.3	1989-90	82	242.1	110.7	43.4	27.2	8.0	5.4	15.0	41.9	85.5	49.0	3.8	36.7	23.2	29.5	78.7	19,855	9,079	3,557	2,232	655	445	1,226	1,737
Sacramento Kings	10.0	1988-89	82	241.2	105.5	43.8	24.0	7.6	5.0	16.7	41.0	89.6	45.7	3.7	37.3	19.8	25.7	77.0	19,780	8,651	3,595	1,970	624	409	1,370	1,877
Seattle SuperSonics	9.4	1988-89	82	241.2	112.1	44.3	25.4	10.5	6.0	17.1	43.5	91.2	47.7	3.6	37.9	21.6	29.0	74.6	19,780	9,196	3,635	2,083	864	494	1,403	2,027
Indiana Pacers	9.4	1989-90	82	242.4	109.3	40.6	24.7	6.7	4.3	16.4	41.2	83.0	49.7	3.6	38.2	23.2	28.5	81.6	19,880	8,962	3,328	2,023	552	350	1,342	1,972
Golden State Warriors	9.1	1989-90	82	240.3	116.3	40.2	24.1	9.2	6.0	17.3	42.5	87.9	48.4	3.0	32.4	28.2	34.9	80.9	19,705	9,534	3,300	1,978	756	488	1,415	2,010
New York Knicks	8.7	1989-90	82	241.8	108.3	44.1	26.1	8.7	6.0	17.2	41.9	86.5	48.4	2.9	33.2	21.6	28.6	75.6	19,830	8,879	3,613	2,140	714	492	1,412	1,828
Boston Celtics	8.6	1987-88	82	241.2	113.6	41.1	29.9	7.6	5.1	15.9	43.9	84.2	52.1	3.3	38.4	22.5	28.0	80.3	19,780	9,315	3,370	2,448	620	415	1,304	1,804
Dallas Mavericks	8.3	1988-89	82	241.2	103.5	42.0	22.8	7.1	5.8	15.0	39.6	84.4	46.9	2.6	31.0	21.8	27.6	78.9	19,780	8,484	3,445	1,867	579	476	1,233	1,739
Denver Nuggets	8.3	1989-90	82	241.5	114.6	45.1	27.7	9.9	4.0	13.9	45.3	97.7	46.4	2.8	33.7	21.2	26.8	78.9	19,805	9,397	3,701	2,275	814	329	1,136	2,047
Denver Nuggets	8.2	1988-89	82	242.4	118.0	45.4	27.8	9.9	5.3	14.9	46.5	99.3	46.8	2.8	33.7	22.2	28.2	78.7	19,880	9,675	3,719	2,282	811	436	1,225	2,088
Milwaukee Bucks	8.2	1989-90	82	241.8	106.0	40.9	25.0	10.1	4.0	16.0	41.2	87.1	47.3	2.5	31.2	21.0	27.7	75.8	19,830	8,691	3,354	2,046	826	326	1,315	2,086
Chicago Bulls	8.2	1989-90	82	241.8	109.5	40.9	26.5	9.9	4.7	15.2	43.1	86.5	49.8	3.0	37.4	20.3	26.1	77.8	19,830	8,977	3,354	2,172	814	388	1,247	1,906
Los Angeles Lakers	8.1	1988-89	82	241.5	114.7	45.2	27.8	8.8	5.1	16.4	43.7	87.1	50.2	2.8	34.0	24.5	30.6	80.2	19,805	9,406	3,706	2,282	724	421	1,344	1,672
Dallas Mavericks	8.0	1986-87	82	242.4	116.7	45.3	24.6	8.4	5.2	14.7	43.8	89.9	48.7	2.8	35.4	26.2	33.1	79.1	19,880	9,567	3,713	2,017	688	424	1,205	1,873
Seattle SuperSonics	7.9	1989-90	82	242.7	106.9	43.6	22.9	8.5	4.1	16.3	42.3	88.3	47.9	2.8	35.5	19.6	26.4	74.1	19,905	8,769	3,578	1,874	701	335	1,336	2,064
Sacramento Kings	7.9	1989-90	82	240.9	101.7	40.4	25.0	6.7	4.8	15.1	40.3	86.0	46.8	2.6	33.3	18.5	24.0	77.1	19,755	8,341	3,315	2,052	546	392	1,239	1,863
Philadelphia 76ers	7.9	1988-89	82	241.2	111.9	42.7	25.7	8.4	4.3	14.8	42.7	87.8	48.6	2.5	31.6	24.0	30.5	78.7	19,780	9,174	3,499	2,110	689	354	1,214	1,721
Portland Trail Blazers	7.9	1988-89	82	241.8	114.6	45.9	27.0	10.1	4.7	17.5	45.1	95.1	47.4	2.6	33.5	21.8	29.5	74.0	19,830	9,395	3,765	2,212	828	388	1,435	2,026
Seattle SuperSonics	7.8	1987-88	82	242.1	111.4	44.2	26.2	9.5	5.5	16.8	43.2	90.8	47.6	2.7	34.6	22.3	29.8	74.8	19,855	9,135	3,627	2,146	775	447	1,376	2,380
Utah Jazz	7.7	1989-90	82	241.8	106.8	42.1	27.0	8.3	6.0	17.2	40.6	80.4	50.5	2.8	35.9	22.9	30.3	75.4	19,830	8,760	3,454	2,212	677	491	1,410	2,031
Golden State Warriors	7.7	1988-89	82	242.7	116.6	47.4	24.5	10.1	7.8	18.1	45.5	97.3	46.8	2.4	30.8	23.2	29.1	79.9	19,905	9,558	3,884	2,009	831	643	1,488	1,946
Indiana Pacers	7.5	1988-89	82	242.1	106.9	43.4	24.5	6.9	5.1	18.9	41.3	84.7	48.7	2.5	32.8	21.9	27.7	78.9	19,855	8,767	3,562	2,012	563	418	1,547	2,105
Charlotte Hornets	7.5	1989-90	82	240.9	100.4	38.7	25.4	9.5	3.2	15.0	39.9	87.6	45.5	2.5	33.6	18.1	24.0	75.6	19,755	8,232	3,173	2,080	778	262	1,226	1,889