which big men has most denfensive rebound per game in nba history

Wilt Chamberlain has grabbed the most career rebounds per game by a big man, with 22.9 per game.

Interpreted as:

Which big men has most denfensive rebound per game with a minimum of 400 games played in NBA history?

	NAME	RPG	GP	MPG	PPG	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	Wilt Chamberlain W. Chamberlain	22.9	1,045	45.8	30.1	4.4			12.1	22.5	54.0				5.8	11.4	51.1	54.7				47,859	31,419	23,924	4,643				2,075
2	Bill Russell B. Russell	22.5	963	42.3	15.1	4.3			5.9	13.4	44.0				3.3	5.8	56.1	47.1				40,726	14,522	21,620	4,100				2,592
3	Bob Pettit B. Pettit	16.2	792	38.8	26.4	3.0			9.3	21.3	43.6				7.8	10.3	76.1	51.1				30,690	20,880	12,849	2,369				2,529
4	Jerry Lucas J. Lucas	15.6	829	38.8	17.0	3.3	0.4	0.3	6.9	13.8	49.9				3.2	4.1	78.3	54.4	0.8	4.3		32,131	14,053	12,942	2,730	28	24		2,389
5	Nate Thurmond N. Thurmond	15.0	964	37.2	15.0	2.7	0.5	2.1	5.7	13.6	42.1				3.5	5.3	66.7	47.0	2.8	6.8		35,881	14,437	14,464	2,575	125	553		2,624
6	Dennis Rodman D. Rodman	14.8	583	33.2	6.2	2.1	0.6	0.5	2.6	5.2	49.4	0.1	0.5	23.4	1.0	1.7	56.7	52.2	5.1	9.7	1.7	19,360	3,607	8,649	1,234	364	295	1,018	1,721	+827
7	Wes Unseld W. Unseld	14.0	984	36.4	10.8	3.9	1.1	0.6	4.4	8.7	50.9	0.0	0.0	50.0	1.9	3.0	63.3	53.7	3.5	8.4	1.9	35,832	10,624	13,769	3,822	628	367	579	2,762
8	Walt Bellamy W. Bellamy	13.7	1,043	37.3	20.1	2.4	0.7	0.6	7.6	14.7	51.6				4.9	7.8	63.2	55.4	3.4	6.2		38,940	20,941	14,241	2,544	52	48		3,536
9	Dave Cowens D. Cowens	13.6	766	38.6	17.6	3.8	1.1	0.9	7.5	16.3	46.0	0.0	0.1	7.1	2.6	3.4	78.3	49.6	3.0	9.8	2.2	29,565	13,516	10,444	2,910	599	488	543	2,920
10	Willis Reed W. Reed	12.9	650	35.5	18.7	1.8	0.6	1.1	7.5	15.7	47.6				3.8	5.1	74.7	52.3	2.5	4.9		23,073	12,183	8,414	1,186	12	21		2,411
11	Gus Johnson G. Johnson	12.8	448	34.0	16.3	2.7			6.8	15.6	43.4				2.8	3.9	70.2	47.0				15,243	7,289	5,742	1,188				1,533
12	Elvin Hayes E. Hayes	12.5	1,303	38.4	21.0	1.8	1.0	2.0	8.4	18.6	45.2	0.0	0.1	14.7	4.1	6.1	67.0	49.1	3.1	7.8	2.4	50,000	27,313	16,279	2,398	864	1,771	1,358	4,193
13	Moses Malone M. Malone	12.2	1,329	33.9	20.6	1.4	0.8	1.3	7.1	14.5	49.1	0.0	0.1	10.0	6.4	8.3	76.9	56.9	5.1	7.1	3.1	45,071	27,409	16,212	1,796	1,089	1,733	3,804	3,076
14	Andre Drummond A. Drummond	12.1	904	26.8	12.5	1.2	1.3	1.3	5.2	9.7	54.2	0.0	0.2	12.9	2.0	4.1	48.6	54.4	4.2	8.0	1.8	24,219	11,293	10,981	1,107	1,133	1,148	1,622	2,599	-817
15	Dolph Schayes D. Schayes	12.1	932	34.4	18.6	3.0			5.9	15.6	38.0				6.8	8.0	85.4	48.8				29,800	17,366	11,256	2,813				3,207
16	Bill Bridges B. Bridges	11.9	926	33.3	11.9	2.8	0.7	0.4	4.5	10.2	44.2				2.9	4.1	69.3	49.4	2.6	3.9		30,878	11,012	11,054	2,553	69	36		3,375
17	Harry Gallatin H. Gallatin	11.9	562	31.9	13.5	1.9			4.3	10.5	40.4				5.0	6.5	77.8	50.6				15,813	7,606	6,684	1,089				1,744
18	Dwight Howard D. Howard	11.8	1,242	31.8	15.7	1.3	0.9	1.8	5.7	9.7	58.7	0.0	0.1	21.4	4.3	7.6	56.7	60.2	3.3	8.4	2.7	39,435	19,485	14,627	1,676	1,081	2,228	3,302	3,912	+2878
19	Giannis Antetokounmpo G. Antetokounmpo	11.7	541	33.5	29.2	5.8	1.1	1.2	10.7	18.9	56.9	0.8	2.7	28.6	7.0	10.3	68.0	62.5	2.2	9.6	3.4	18,127	15,801	6,337	3,152	603	654	1,849	1,600	+3304
20	Charles Barkley C. Barkley	11.7	994	36.5	21.9	3.9	1.5	0.8	7.8	14.5	53.6	0.5	1.9	26.9	5.8	7.9	73.3	60.8	3.9	7.8	3.2	36,245	21,768	11,637	3,908	1,500	838	3,133	3,037	+532
21	Rudy Gobert R. Gobert	11.7	829	30.7	12.6	1.4	0.7	2.1	4.7	7.2	65.6	0.0	0.0	0.0	3.2	5.0	64.1	67.3	3.4	8.3	1.6	25,430	10,458	9,700	1,123	576	1,718	1,338	2,209	+3461
22	Neil Johnston N. Johnston	11.3	516	35.5	19.4	2.5			6.4	14.4	44.4				6.6	8.6	76.8	53.4				18,298	10,023	5,856	1,269				1,681
23	Walter Dukes W. Dukes	11.3	553	26.5	10.4	1.1			3.5	9.4	36.9				3.5	5.0	70.0	45.1				14,671	5,765	6,223	608				2,260
24	Kareem Abdul-Jabbar K. Abdul-Jabbar	11.2	1,560	36.8	24.6	3.6	0.9	2.6	10.2	18.1	55.9	0.0	0.0	5.6	4.3	6.0	72.1	59.2	2.4	7.6	2.7	57,446	38,387	17,440	5,660	1,160	3,189	2,527	4,657
25	Johnny Kerr J. Kerr	11.2	905	30.7	13.8	2.2			5.4	13.0	41.8				2.9	4.1	72.3	46.7				27,784	12,480	10,092	2,004				2,287