Jayson Williams has the best offensive rebounding percentage in a season, at 20.5 percent in 1997-98.

which player had the greatest offensive rebounding percentage in a single season

Interpreted as:

Which player had the greatest offensive rebounding percentage with a minimum of 2000 minutes played per 82 team games in a single season?

NAME	ORB%	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Jayson Williams	20.5	1997-98	NJN	65	36.0	12.9	13.6	1.0	0.7	0.8	1.5	4.9	9.9	49.8	0.0	0.1	0.0	3.0	4.5	66.6	2,343	837	883	67	45	49	95	236	+152
Dennis Rodman	19.9	1995-96	CHI	64	32.6	5.5	14.9	2.5	0.6	0.4	2.2	2.3	4.8	48.0	0.0	0.4	11.1	0.9	1.7	52.8	2,088	351	952	160	36	27	138	196
Moses Malone	19.8	1976-77	TOT	82	30.6	13.2	13.1	1.1	0.8	2.2		4.7	9.9	48.0				3.7	5.4	69.3	2,506	1,083	1,072	89	67	181		275
Moses Malone	19.6	1979-80	HOU	82	38.3	25.8	14.5	1.8	1.0	1.3	3.7	9.5	18.9	50.2	0.0	0.1	0.0	6.9	9.5	71.9	3,140	2,119	1,190	147	80	107	300	210
Moses Malone	19.2	1978-79	HOU	82	41.3	24.8	17.6	1.8	1.0	1.5	4.0	8.7	16.2	54.0				7.3	9.9	73.9	3,390	2,031	1,444	147	79	119	326	223
Moses Malone	18.6	1977-78	HOU	59	35.7	19.4	15.0	0.5	0.8	1.3	3.7	7.0	14.0	49.9				5.4	7.5	71.8	2,107	1,144	886	31	48	76	220	179
Larry Smith	18.3	1980-81	GSW	82	31.4	9.6	12.1	1.1	0.9	0.8	1.8	3.7	7.2	51.2	0.0	0.0		2.2	3.7	58.8	2,578	785	994	93	70	63	146	316
Andre Drummond	18.3	2014-15	DET	82	30.5	13.8	13.5	0.7	0.9	1.9	1.5	6.0	11.7	51.4	0.0	0.0	0.0	1.7	4.5	38.9	2,502	1,130	1,104	55	73	153	120	285	-54
Dennis Rodman	18.1	1991-92	DET	82	40.3	9.8	18.7	2.3	0.8	0.9	1.7	4.2	7.7	53.9	0.4	1.2	31.7	1.0	1.7	60.0	3,301	800	1,530	191	68	70	140	248
Dennis Rodman	17.9	1993-94	SAS	79	37.8	4.7	17.3	2.3	0.7	0.4	1.7	2.0	3.7	53.4	0.1	0.3	20.8	0.7	1.3	52.0	2,989	370	1,367	184	52	32	138	229
Dennis Rodman	17.6	1988-89	DET	82	26.9	9.0	9.4	1.2	0.7	0.9	1.5	3.9	6.5	59.5	0.1	0.3	23.1	1.2	1.9	62.6	2,208	735	772	99	55	76	126	292
Moses Malone	17.5	1981-82	HOU	81	42.0	31.1	14.7	1.8	0.9	1.5	3.6	11.7	22.5	51.9	0.0	0.1	0.0	7.8	10.2	76.2	3,398	2,520	1,188	142	76	125	294	208
Clint Capela	17.5	2020-21	ATL	63	30.1	15.2	14.3	0.8	0.7	2.0	1.2	6.6	11.0	59.4	0.0	0.0		2.1	3.6	57.3	1,898	956	903	49	44	129	73	145	+251
Andre Drummond	17.5	2013-14	DET	81	32.3	13.5	13.2	0.4	1.2	1.6	1.4	5.9	9.5	62.3	0.0	0.0	0.0	1.7	4.0	41.8	2,619	1,095	1,071	35	101	131	110	273	-233
Roy Tarpley	17.3	1987-88	DAL	81	28.5	13.5	11.8	1.1	1.3	1.1	2.1	5.5	11.0	50.0	0.0	0.1	0.0	2.5	3.4	74.0	2,307	1,093	959	86	103	86	172	313
Dennis Rodman	16.9	1987-88	DET	82	26.2	11.6	8.7	1.3	0.9	0.5	1.9	4.9	8.6	56.1	0.1	0.2	29.4	1.9	3.5	53.5	2,147	953	715	110	75	45	156	273
Hakeem Olajuwon	16.9	1984-85	HOU	82	35.5	20.6	11.9	1.4	1.2	2.7	2.9	8.3	15.3	53.8	0.0	0.0		4.1	6.7	61.3	2,914	1,692	974	111	99	220	234	344
Andre Drummond	16.8	2018-19	DET	79	33.5	17.3	15.6	1.4	1.7	1.7	2.2	7.1	13.3	53.3	0.1	0.5	13.2	3.1	5.2	59.0	2,647	1,370	1,232	112	136	138	175	272	+176
Enes Kanter Freedom	16.8	2020-21	POR	72	24.4	11.2	11.0	1.2	0.5	0.7	1.1	4.7	7.8	60.4	0.0	0.1	25.0	1.8	2.3	77.4	1,757	806	795	84	33	48	78	168	+155
Dennis Rodman	16.8	1997-98	CHI	80	35.7	4.7	15.0	2.9	0.6	0.2	1.8	1.9	4.5	43.1	0.1	0.3	17.4	0.8	1.4	55.0	2,856	375	1,201	230	47	18	147	238	+345
Moses Malone	16.8	1982-83	PHI	78	37.5	24.5	15.3	1.3	1.1	2.0	3.4	8.4	16.7	50.1	0.0	0.0	0.0	7.7	10.1	76.1	2,922	1,908	1,194	101	89	157	264	206
Charles Barkley	16.7	1986-87	PHI	68	40.3	23.0	14.6	4.9	1.8	1.5	4.7	8.2	13.8	59.4	0.3	1.5	20.2	6.3	8.3	76.1	2,740	1,564	994	331	119	104	322	252
Larry Smith	16.7	1984-85	GSW	80	31.2	11.1	10.9	1.2	1.0	0.7	2.0	4.6	8.6	53.0	0.0	0.0		1.9	3.2	60.5	2,497	887	869	96	78	54	160	285
Larry Smith	16.7	1986-87	GSW	80	29.7	8.8	11.5	1.2	0.9	0.7	1.7	3.7	6.8	54.6	0.0	0.0	0.0	1.4	2.5	57.4	2,374	707	917	95	71	56	135	295
Danny Fortson	16.6	1998-99	DEN	50	28.3	11.0	11.6	0.6	0.6	0.4	1.5	3.8	7.7	49.5	0.0	0.1	0.0	3.4	4.6	72.7	1,417	550	581	32	31	22	77	212	-192