who recorded 5 blocks in one game in the 1980s

Jon Koncak denied 5 shots versus the Pistons on April 23, 1989.

Interpreted as:

Who recorded 5 or more blocks in one regular-season game in the 1980s?

	NAME	DATE	BLK	TM		OPP	MIN	PTS	REB	AST	STL	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF
1	Jon Koncak J. Koncak	4/23/1989	5	ATL	@	DET	29	6	6	2	2	3	3	100.0	0	0		0	0		100.0	1	5	2	3
2	Manute Bol M. Bol	4/22/1989	5	GSW	@	UTA	9	1	3	0	0	0	2	0.0	0	2	0.0	1	2	50.0	17.4	1	2	1	3
3	Tree Rollins T. Rollins	4/21/1989	5	CLE	@	ATL	33	7	8	1	0	3	9	33.3	0	0		1	2	50.0	35.4	3	5	2	4
4	Mark Eaton M. Eaton	4/21/1989	5	UTA	@	DAL	34	2	16	1	0	1	7	14.3	0	0		0	0		14.3	6	10	1	5
5	Alton Lister A. Lister	4/21/1989	7	SEA	@	LAC	36	18	19	0	2	6	17	35.3	0	0		6	8	75.0	43.9	9	10	2	5
6	Hakeem Olajuwon H. Olajuwon	4/21/1989	8	HOU	@	PHX	42	26	16	5	2	12	22	54.5	0	0		2	4	50.0	54.7	2	14	4	4
7	Kenny Walker K. Walker	4/20/1989	5	NYK	vs	BOS	27	14	5	1	2	5	8	62.5	0	0		4	4	100.0	71.7	3	2	0	5
8	Jon Koncak J. Koncak	4/19/1989	5	ATL	@	MIL	34	7	10	1	0	3	5	60.0	0	0		1	2	50.0	59.5	2	8	2	1
9	Hakeem Olajuwon H. Olajuwon	4/19/1989	7	HOU	@	SAS	41	29	15	2	3	11	20	55.0	0	1	0.0	7	10	70.0	59.4	3	12	1	3
10	Benoit Benjamin B. Benjamin	4/18/1989	5	LAC	@	UTA	35	11	5	1	0	5	10	50.0	0	0		1	2	50.0	50.6	0	5	2	2
11	Orlando Woolridge O. Woolridge	4/16/1989	5	LAL	vs	MIA	22	15	6	0	0	4	8	50.0	0	0		7	9	77.8	62.7	2	4	0	0
12	Chris Morris C. Morris	4/16/1989	5	NJN	vs	MIL	36	20	10	0	1	7	14	50.0	3	6	50.0	3	4	75.0	63.5	1	9	6	4
13	Patrick Ewing P. Ewing	4/14/1989	6	NYK	vs	DET	43	32	15	3	2	13	32	40.6	0	0		6	7	85.7	45.6	4	11	1	3
14	Sam Bowie S. Bowie	4/14/1989	5	POR	vs	MIA	26	13	9	1	2	5	7	71.4	2	2	100.0	1	2	50.0	82.5	2	7	4	3
15	Mark Eaton M. Eaton	4/14/1989	5	UTA	vs	HOU	38	13	5	0	1	4	6	66.7	0	0		5	5	100.0	79.3	1	4	1	4
16	Manute Bol M. Bol	4/13/1989	5	GSW	@	LAC	25	2	12	0	1	0	2	0.0	0	1	0.0	2	4	50.0	26.6	0	12	1	5
17	Manute Bol M. Bol	4/11/1989	5	GSW	vs	MIA	23	3	4	0	1	1	6	16.7	0	3	0.0	1	4	25.0	19.3	1	3	0	1
18	Hakeem Olajuwon H. Olajuwon	4/8/1989	5	HOU	@	MIA	47	43	13	1	8	15	29	51.7	0	0		13	19	68.4	57.5	4	9	7	4
19	Hakeem Olajuwon H. Olajuwon	4/7/1989	6	HOU	@	ATL	39	20	12	1	1	7	17	41.2	0	0		6	6	100.0	50.9	4	8	4	6
20	Mark West M. West	4/5/1989	6	PHX	vs	UTA	31	0	5	0	2	0	1	0.0	0	0		0	2	0.0	0.0	1	4	3	5
21	Moses Malone M. Malone	4/4/1989	5	ATL	@	CLE	32	16	12	0	2	6	13	46.2	0	0		4	5	80.0	52.6	5	7	4	2
22	Hakeem Olajuwon H. Olajuwon	4/4/1989	9	HOU	@	IND	41	26	12	0	3	9	18	50.0	0	0		8	12	66.7	55.8	3	9	4	5
23	Patrick Ewing P. Ewing	4/4/1989	5	NYK	vs	PHI	40	33	20	4	2	14	21	66.7	0	0		5	7	71.4	68.5	10	10	1	5
24	Greg Anderson G. Anderson	4/4/1989	5	SAS	vs	MIA	25	10	12	0	2	4	6	66.7	0	0		2	3	66.7	68.3	3	9	4	2
25	Manute Bol M. Bol	4/2/1989	6	GSW	@	WAS	21	5	6	0	0	2	4	50.0	1	2	50.0	0	0		62.5	0	6	1	3