Mark McGwire had the best OPS in 1998, with an OPS of 1.222.

Interpreted as:

highest ops with a minimum of 3.1 PA per team game by a player in 1998

	NAME	OPS	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	WRC	WRAA	WOBA	WRC+	BRAA
1	Mark McGwire M. McGwire	1.222	1998	STL	155	509	130	152	21	0	70	147	162	6	155	1	0	681	383	91	0	4	28	8	.299	.470	.752	176	91.7	.492	205	90.7
2	Larry Walker L. Walker	1.075	1998	COL	130	454	113	165	46	3	23	67	64	4	61	14	4	524	286	72	0	2	2	11	.363	.445	.630	121	55.7	.459	158	38.7
3	Albert Belle A. Belle	1.055	1998	CWS	163	609	113	200	48	2	49	152	81	1	84	6	4	706	399	99	0	15	10	17	.328	.399	.655	150	62.1	.437	165	59.7
4	Barry Bonds B. Bonds	1.047	1998	SFG	156	552	120	167	44	7	37	122	130	8	92	28	12	697	336	88	1	6	29	15	.303	.438	.609	146	59.8	.434	170	61.3
5	Sammy Sosa S. Sosa	1.024	1998	CHC	159	643	134	198	20	0	66	158	73	1	171	18	9	722	416	86	0	5	14	20	.308	.377	.647	146	56.6	.425	159	53.7
6	John Olerud J. Olerud	.998	1998	NYM	160	557	91	197	36	4	22	93	96	4	73	2	2	665	307	62	1	7	11	15	.354	.447	.551	137	54.6	.430	167	56.1
7	Jim Thome J. Thome	.997	1998	CLE	123	440	89	129	34	2	30	85	89	4	141	1	0	537	257	66	0	4	8	7	.293	.413	.584	107	40.8	.422	152	36.3
8	Bernie Williams B. Williams	.997	1998	NYY	128	499	101	169	30	5	26	97	74	1	81	15	9	578	287	61	0	4	9	19	.339	.422	.575	117	45.3	.425	158	43.3
9	Juan Gonzalez J. Gonzalez	.997	1998	TEX	154	606	110	193	50	2	45	157	46	6	126	2	1	669	382	97	0	11	9	20	.318	.366	.630	129	46.3	.414	145	39.1
10	Mo Vaughn M. Vaughn	.993	1998	BOS	154	609	107	205	31	2	40	115	61	8	144	0	0	681	360	73	0	3	13	13	.337	.402	.591	135	50.9	.421	151	45.2
11	Edgar Martinez E. Martinez	.993	1998	SEA	154	556	86	179	46	1	29	102	106	3	96	1	1	672	314	76	0	7	4	13	.322	.429	.565	137	53.6	.427	157	49.6
12	Andres Galarraga A. Galarraga	.991	1998	ATL	153	555	103	169	27	1	44	121	63	25	146	7	6	648	330	72	0	5	11	8	.305	.397	.595	127	47.2	.418	156	46.2
13	Moises Alou M. Alou	.981	1998	HOU	159	584	104	182	34	5	38	124	84	5	87	11	3	679	340	77	0	6	11	14	.312	.399	.582	131	47.2	.415	159	50.4
14	Jeff Bagwell J. Bagwell	.981	1998	HOU	147	540	124	164	33	1	34	111	109	7	90	19	7	661	301	68	0	5	8	14	.304	.424	.557	131	49.3	.421	163	52.4
15	Carlos Delgado C. Delgado	.978	1998	TOR	142	530	94	155	43	1	38	115	73	11	139	3	0	620	314	82	0	6	13	8	.292	.385	.592	117	40.3	.409	146	36.7
16	Ken Griffey Jr. K. Griffey Jr.	.977	1998	SEA	161	633	120	180	33	3	56	146	76	7	121	20	5	720	387	92	0	4	11	14	.284	.365	.611	135	46	.408	145	41.8
17	Manny Ramirez M. Ramirez	.976	1998	CLE	150	571	108	168	35	2	45	145	76	6	121	5	3	663	342	82	0	10	6	18	.294	.377	.599	125	43.3	.409	144	37.8
18	Eric Davis E. Davis	.970	1998	BAL	131	452	81	148	29	1	28	89	44	5	108	7	6	508	263	58	0	7	0	13	.327	.388	.582	98	34.9	.414	151	33.8
19	Mike Piazza M. Piazza	.960	1998	TOT	151	561	88	184	38	1	32	111	58	2	80	1	0	626	320	71	0	5	14	15	.328	.390	.570	116	38.6	.405	151	40.6
20	Greg Vaughn G. Vaughn	.960	1998	SDP	158	573	112	156	28	4	50	119	79	5	121	11	4	661	342	82	0	4	6	7	.272	.363	.597	121	39.6	.403	151	42.7
21	Vladimir Guerrero V. Guerrero	.960	1998	MON	159	623	108	202	37	7	38	109	42	7	95	11	9	677	367	82	0	5	13	15	.324	.371	.589	124	40.4	.403	145	38.6
22	Gary Sheffield G. Sheffield	.952	1998	TOT	130	437	73	132	27	2	22	85	95	8	46	22	7	549	229	51	0	9	12	7	.302	.428	.524	103	35.2	.408	154	37.9
23	Chipper Jones C. Jones	.951	1998	ATL	160	601	123	188	29	5	34	107	96	1	93	16	6	707	329	68	1	8	1	17	.313	.404	.547	134	46.3	.410	151	45.2
24	Vinny Castilla V. Castilla	.951	1998	COL	162	645	108	206	28	4	46	144	40	6	89	5	9	697	380	78	0	6	7	24	.319	.362	.589	127	40.6	.401	120	18
25	Nomar Garciaparra N. Garciaparra	.946	1998	BOS	143	604	111	195	37	8	35	122	33	8	62	12	6	652	353	80	0	7	1	20	.323	.362	.584	119	38.3	.402	139	32.8