Frank Thomas had the best OPS in 1991, with an OPS of 1.006.

Interpreted as:

highest ops with a minimum of 3.1 PA per team game by a player in 1991

	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	Frank Thomas F. Thomas	1.006	1991	CWS	158	559	104	178	31	2	32	109	138	1	112	1	2	700	309	65	0	2	13	20	.318	.453	.553	146	66.8	.442	179	65.4
2	Danny Tartabull D. Tartabull	.990	1991	KCR	132	484	78	153	35	3	31	100	65	3	121	6	3	557	287	69	0	5	6	9	.316	.397	.593	111	47.9	.430	168	44.9
3	Cal Ripken Jr. C. Ripken Jr.	.940	1991	BAL	162	650	99	210	46	5	34	114	53	5	46	6	1	717	368	85	0	9	15	19	.323	.374	.566	129	48.2	.405	154	46
4	Ken Griffey Jr. K. Griffey Jr.	.926	1991	SEA	154	548	76	179	42	1	22	100	71	1	82	18	6	633	289	65	4	9	21	10	.327	.399	.527	111	39.6	.399	147	35.5
5	Barry Bonds B. Bonds	.924	1991	PIT	153	510	95	149	28	5	25	116	107	4	73	43	13	634	262	58	0	13	25	8	.292	.410	.514	110	38.3	.396	155	39.4
6	Rafael Palmeiro R. Palmeiro	.922	1991	TEX	159	631	115	203	49	3	26	88	68	6	72	4	3	714	336	78	2	7	10	17	.322	.389	.532	127	46.8	.403	152	43.8
7	Jose Canseco J. Canseco	.915	1991	OAK	154	572	115	152	32	1	44	122	78	9	152	26	6	665	318	77	0	6	7	16	.266	.359	.556	116	41.1	.398	153	41.3
8	Will Clark W. Clark	.895	1991	SFG	148	565	84	170	32	7	29	116	51	2	91	4	2	622	303	68	0	4	12	5	.301	.359	.536	104	33.5	.388	151	35.9
9	Chili Davis C. Davis	.892	1991	MIN	153	534	84	148	34	1	29	93	95	1	117	5	6	634	271	64	0	4	13	9	.277	.385	.507	107	35.5	.391	139	29.3
10	Fred McGriff F. McGriff	.890	1991	SDP	153	528	84	147	19	1	31	106	105	2	135	4	1	642	261	51	0	7	26	14	.278	.396	.494	105	32.9	.385	144	31.8
11	Paul Molitor P. Molitor	.888	1991	MIL	158	665	133	216	32	13	17	75	77	6	62	19	8	749	325	62	0	1	16	11	.325	.399	.489	127	42.1	.391	145	39.8
12	Barry Larkin B. Larkin	.884	1991	CIN	123	464	88	140	27	4	20	69	55	3	64	24	6	527	235	51	3	2	1	7	.302	.378	.506	90	30.4	.393	148	28.9
13	Bobby Bonilla B. Bonilla	.883	1991	PIT	157	577	102	174	44	6	18	100	90	2	67	2	4	680	284	68	0	11	8	14	.302	.391	.492	114	36.9	.388	149	38
14	Julio Franco J. Franco	.882	1991	TEX	146	589	108	201	27	3	15	78	65	3	78	36	9	659	279	45	0	2	8	13	.341	.408	.474	113	38.3	.393	146	35.6
15	Wade Boggs W. Boggs	.881	1991	BOS	144	546	93	181	42	2	8	51	89	0	32	1	2	641	251	52	0	6	25	16	.332	.421	.460	105	33.1	.385	135	26.1
16	Lou Whitaker L. Whitaker	.881	1991	DET	138	470	94	131	26	2	23	78	90	2	45	4	2	572	230	51	2	8	6	3	.279	.391	.489	96	31.4	.389	141	27.8
17	Terry Pendleton T. Pendleton	.880	1991	ATL	153	586	94	187	34	8	22	86	43	1	70	10	2	644	303	64	7	7	8	16	.319	.363	.517	105	32.6	.384	140	29.3
18	Mickey Tettleton M. Tettleton	.878	1991	DET	154	501	85	132	17	2	31	89	101	2	131	3	3	608	246	50	0	4	9	12	.263	.387	.491	101	32.8	.388	140	28.9
19	Howard Johnson H. Johnson	.877	1991	NYM	156	564	108	146	34	4	38	117	78	1	120	30	16	658	302	76	0	15	12	4	.259	.342	.535	103	29.3	.376	141	30.3
20	Ryne Sandberg R. Sandberg	.865	1991	CHC	158	585	104	170	32	2	26	100	87	2	89	22	8	684	284	60	1	9	4	9	.291	.379	.485	112	34.4	.383	139	30.2
21	Cecil Fielder C. Fielder	.860	1991	DET	162	624	102	163	25	0	44	133	78	6	151	0	0	712	320	69	0	4	12	17	.261	.347	.513	112	31.5	.375	132	26.9
22	Chris Sabo C. Sabo	.859	1991	CIN	153	582	91	175	35	3	26	88	44	6	79	19	6	640	294	64	5	3	3	13	.301	.354	.505	103	30.5	.380	139	28.6
23	Ruben Sierra R. Sierra	.859	1991	TEX	161	661	110	203	44	5	25	116	56	0	91	16	4	726	332	74	0	9	7	17	.307	.357	.502	114	32.5	.376	134	29.5
24	Edgar Martinez E. Martinez	.857	1991	SEA	150	544	98	167	35	1	14	52	84	8	72	0	3	642	246	50	2	4	9	19	.307	.405	.452	105	32.5	.384	137	28.4
25	Harold Baines H. Baines	.857	1991	OAK	141	488	76	144	25	1	20	90	72	1	67	0	1	566	231	46	0	5	22	12	.295	.383	.473	87	23.1	.371	135	23.3