Before 2004-05, Hakeem Olajuwon denied the most shots, with 3,830 blocks.

Interpreted as:

most NBA blocks by a player before 2005

	NAME	BLK	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	TOV	PF	+/-
1	Hakeem Olajuwon H. Olajuwon	3,830	1,238	35.7	21.8	11.1	2.5	1.7	3.1	8.7	17.0	51.2	0.0	0.1	20.2	4.4	6.2	71.2	55.3	3.3	7.8	3.0	44,222	26,946	13,748	3,058	2,162	3,667	4,383	+564
2	Kareem Abdul-Jabbar K. Abdul-Jabbar	3,189	1,239	35.3	22.9	10.0	3.5	0.9	2.6	9.4	16.8	56.1	0.0	0.0	5.6	4.0	5.4	73.6	59.5	2.4	7.6	2.7	43,787	28,316	12,369	4,302	1,160	2,527	3,667
3	Mark Eaton M. Eaton	3,064	875	28.8	6.0	7.9	1.0	0.4	3.5	2.4	5.2	45.8	0.0	0.0	0.0	1.2	1.9	64.9	49.6	2.1	5.8	1.5	25,169	5,216	6,939	840	368	1,293	2,955
4	Dikembe Mutombo D. Mutombo	2,996	929	35.1	11.7	11.7	1.3	0.5	3.2	4.2	8.1	51.8	0.0	0.0	0.0	3.4	4.9	68.0	57.2	3.6	8.2	2.2	32,620	10,874	10,907	1,208	428	2,026	2,898	+1332
5	David Robinson D. Robinson	2,954	987	34.7	21.1	10.6	2.5	1.4	3.0	7.5	14.4	51.8	0.0	0.1	25.0	6.1	8.3	73.6	58.3	3.1	7.5	2.4	34,271	20,790	10,497	2,441	1,388	2,417	2,835	+2454
6	Patrick Ewing P. Ewing	2,894	1,183	34.3	21.0	9.8	1.9	1.0	2.4	8.2	16.3	50.4	0.0	0.1	15.2	4.6	6.2	74.0	55.3	2.3	7.5	3.0	40,594	24,815	11,607	2,215	1,136	3,537	4,034	+412
7	Tree Rollins T. Rollins	2,542	1,156	20.8	5.4	5.8	0.6	0.4	2.2	2.2	4.3	52.2	0.0	0.0	0.0	0.9	1.3	70.0	55.5	1.9	4.0	0.9	24,028	6,249	6,750	660	512	1,057	3,377
8	Robert Parish R. Parish	2,361	1,611	28.4	14.5	9.1	1.4	0.8	1.5	6.0	11.1	53.7	0.0	0.0	0.0	2.5	3.5	72.1	57.1	2.9	6.3	2.1	45,704	23,334	14,715	2,180	1,219	3,183	4,443	+105
9	Shaquille O'Neal S. O'Neal	2,102	809	37.7	27.1	12.1	2.9	0.7	2.6	10.7	18.6	57.7	0.0	0.0	5.0	5.7	10.5	53.7	58.4	3.9	8.1	2.9	30,493	21,914	9,781	2,309	560	2,334	2,745	+3677
10	Manute Bol M. Bol	2,086	624	18.7	2.6	4.2	0.3	0.2	3.3	1.1	2.6	40.7	0.1	0.3	21.0	0.4	0.6	56.1	44.1	1.0	3.3	0.7	11,698	1,599	2,647	171	126	451	1,457
11	George Johnson G. Johnson	2,082	848	20.9	5.0	6.8	1.1	0.5	2.5	2.1	4.6	45.2	0.0	0.0	50.0	0.9	1.3	69.8	48.9	2.3	4.5	1.6	17,753	4,280	5,749	921	456	872	2,667
12	Shawn Bradley S. Bradley	2,056	755	24.7	8.7	6.7	0.7	0.7	2.7	3.5	7.6	45.7	0.0	0.1	10.3	1.7	2.4	71.7	50.1	2.2	4.5	1.4	18,646	6,541	5,054	558	507	1,026	2,414	+588
13	Larry Nance L. Nance	2,027	920	33.4	17.1	8.0	2.6	0.9	2.2	6.9	12.7	54.6	0.0	0.1	14.5	3.2	4.2	75.5	58.6	2.5	5.5	1.9	30,697	15,687	7,352	2,393	872	1,711	2,703
14	Alonzo Mourning A. Mourning	1,889	634	34.7	20.0	9.7	1.4	0.6	3.0	7.2	13.6	52.4	0.0	0.1	25.0	5.7	8.1	70.6	58.3	2.9	6.8	3.0	22,010	12,710	6,137	892	376	1,919	2,276	+1560
15	Elvin Hayes E. Hayes	1,771	894	36.0	18.6	10.9	1.7	1.0	2.0	7.4	16.1	46.0	0.0	0.1	14.7	3.7	5.5	67.6	50.0	3.1	7.8	2.4	32,199	16,600	9,751	1,540	864	1,358	2,967
16	Artis Gilmore A. Gilmore	1,747	909	32.7	17.1	10.1	2.0	0.5	1.9	6.3	10.5	59.9	0.0	0.0	7.7	4.5	6.3	71.3	64.3	2.9	7.2	2.8	29,685	15,579	9,161	1,777	470	2,347	2,986
17	Moses Malone M. Malone	1,733	1,329	33.9	20.6	12.2	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	3,804	3,076
18	Kevin McHale K. McHale	1,690	971	31.0	17.9	7.3	1.7	0.4	1.7	7.0	12.7	55.4	0.0	0.2	26.1	3.7	4.7	79.8	60.5	2.4	4.9	1.9	30,118	17,335	7,122	1,670	344	1,893	2,758
19	Vlade Divac V. Divac	1,630	1,119	30.1	11.9	8.3	3.1	1.1	1.5	4.6	9.4	49.5	0.1	0.4	23.5	2.6	3.7	69.2	54.3	2.6	5.7	2.2	33,708	13,364	9,294	3,522	1,284	2,456	3,584	+2257
20	Herb Williams H. Williams	1,605	1,102	25.8	10.8	5.9	1.7	0.5	1.5	4.6	9.8	46.7	0.0	0.1	9.5	1.7	2.4	69.6	49.9	1.5	4.4	1.8	28,484	11,944	6,509	1,856	605	1,929	2,876	-65
21	Elden Campbell E. Campbell	1,595	1,004	25.3	10.6	6.0	1.2	0.7	1.6	4.0	8.7	46.2	0.0	0.0	5.7	2.6	3.8	69.8	51.5	1.8	4.2	1.3	25,386	10,685	6,023	1,180	694	1,338	2,949	+591
22	Benoit Benjamin B. Benjamin	1,581	807	27.2	11.4	7.5	1.3	0.6	2.0	4.4	9.0	49.7	0.0	0.0	4.8	2.5	3.5	72.1	54.4	1.8	5.7	2.3	21,911	9,223	6,063	1,070	522	1,847	2,292	+4
23	Theo Ratliff T. Ratliff	1,569	559	27.8	8.7	6.4	0.6	0.6	2.8	3.3	6.6	49.7	0.0	0.0	0.0	2.1	2.9	71.7	54.9	2.1	4.3	1.5	15,530	4,850	3,592	352	313	818	1,726	+339
24	Wayne Cooper W. Cooper	1,535	984	20.6	7.9	6.2	0.9	0.3	1.6	3.3	7.2	45.7	0.0	0.1	14.6	1.3	1.8	73.6	49.4	2.2	4.0	1.2	20,274	7,777	6,095	852	295	1,181	3,144
25	Caldwell Jones C. Jones	1,517	1,068	24.8	6.2	7.2	1.3	0.4	1.4	2.4	5.1	47.3	0.0	0.0	6.5	1.4	1.8	75.3	52.6	1.9	5.3	1.6	26,474	6,589	7,663	1,347	480	1,596	3,527