Between the 1990 and 1999 seasons, Barry Bonds had the highest wOBA, with a wOBA of .434.

Interpreted as:

MLB woba with a minimum of 1.55 PA per team game leaders 1990s

	NAME	WOBA	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WRC+	BRAA
1	Barry Bonds B. Bonds	.434	1,434	4,894	1,091	1,478	299	42	361	1,076	1,146	45	747	343	94	6,146	2,944	702	1	60	257	96	.302	.434	.602	1.036	1270	528.6	172	538.6
2	Frank Thomas F. Thomas	.433	1,371	4,892	968	1,564	317	10	301	1,040	1,076	41	741	28	18	6,091	2,804	628	0	82	133	152	.320	.440	.573	1.013	1257	518.8	166	505.9
3	Mark McGwire M. McGwire	.430	1,221	4,002	791	1,071	172	1	405	956	951	52	1,040	9	5	5,054	2,460	578	2	47	118	91	.268	.411	.615	1.025	1037	427.7	166	421.9
4	Edgar Martinez E. Martinez	.419	1,295	4,630	854	1,492	358	12	196	750	854	56	708	38	26	5,587	2,462	566	7	40	70	125	.322	.430	.532	.962	1093	416.7	155	388.1
5	Manny Ramirez M. Ramirez	.414	849	3,031	573	932	203	9	198	682	455	34	663	27	23	3,563	1,747	410	2	41	38	89	.307	.399	.576	.975	690	240.3	145	213.3
6	Jeff Bagwell J. Bagwell	.412	1,317	4,759	921	1,447	314	21	263	961	885	82	906	158	58	5,800	2,592	598	3	71	121	127	.304	.416	.545	.961	1104	396.6	158	421.2
7	Jim Thome J. Thome	.412	916	3,077	609	883	181	16	196	579	646	29	882	16	11	3,782	1,684	393	1	29	50	64	.287	.412	.547	.959	724	251.1	145	223.6
8	Larry Walker L. Walker	.410	1,278	4,545	882	1,423	314	36	262	851	527	79	794	189	55	5,201	2,595	612	4	46	81	98	.313	.390	.571	.961	980	353.8	141	268
9	Mike Piazza M. Piazza	.409	981	3,653	611	1,200	173	4	240	768	381	13	563	13	13	4,075	2,101	417	0	28	83	114	.328	.391	.575	.966	770	261.1	154	281.7
10	Ken Griffey Jr. K. Griffey Jr.	.407	1,408	5,377	1,002	1,622	297	30	382	1,091	703	45	901	151	53	6,182	3,125	709	5	52	162	105	.302	.384	.581	.965	1144	397.1	147	366.5
11	Albert Belle A. Belle	.406	1,336	5,076	881	1,520	344	16	351	1,099	619	49	838	86	34	5,817	2,949	711	4	69	80	172	.299	.376	.581	.957	1077	366.4	145	339.6
12	Todd Helton T. Helton	.400	346	1,201	205	378	78	7	65	221	129	12	142	10	10	1,352	665	150	1	9	11	30	.315	.384	.554	.938	246	74.2	116	29.3
13	Brian Giles B. Giles	.400	440	1,378	259	407	81	7	78	272	250	7	219	32	10	1,660	736	166	4	21	21	37	.295	.401	.534	.935	301	91.1	136	79
14	Gary Sheffield G. Sheffield	.398	1,189	4,197	733	1,235	222	16	227	763	723	68	510	143	64	5,054	2,170	465	5	61	78	97	.294	.401	.517	.918	900	286.7	146	291.3
15	Chipper Jones C. Jones	.397	779	2,890	542	871	166	17	153	524	459	3	463	83	19	3,386	1,530	336	3	31	28	80	.301	.394	.529	.923	608	180.7	140	174
16	Nomar Garciaparra N. Garciaparra	.397	455	1,907	347	615	125	26	96	340	123	22	207	53	18	2,074	1,080	247	3	19	10	40	.322	.367	.566	.933	370	109.7	135	95.1
17	Tim Salmon T. Salmon	.396	955	3,483	608	1,015	195	14	196	660	579	31	820	29	31	4,139	1,826	405	0	46	29	45	.291	.393	.524	.917	736	220.2	136	194.9
18	Mo Vaughn M. Vaughn	.395	1,185	4,352	691	1,312	219	10	263	860	573	82	1,081	28	17	5,044	2,340	492	0	37	125	105	.301	.390	.538	.928	892	270.8	134	224.4
19	Bobby Abreu B. Abreu	.395	377	1,253	209	390	75	19	40	194	216	4	297	53	21	1,485	623	134	4	8	22	20	.311	.412	.497	.909	263	75.1	135	69.3
20	Vladimir Guerrero V. Guerrero	.393	418	1,585	256	498	96	14	92	281	116	21	199	28	20	1,732	898	202	0	10	29	45	.314	.367	.567	.933	304	85.4	135	78.6
21	Alex Rodriguez A. Rodriguez	.391	642	2,572	493	791	160	11	148	463	210	24	495	118	32	2,843	1,417	319	16	21	4	53	.308	.363	.551	.914	494	135.4	132	121.2
22	Rafael Palmeiro R. Palmeiro	.390	1,526	5,848	965	1,747	343	23	328	1,068	707	47	792	67	29	6,681	3,120	694	11	68	93	132	.299	.375	.534	.908	1144	337.3	136	306.5
23	Juan Gonzalez J. Gonzalez	.390	1,224	4,771	785	1,412	279	19	339	1,068	338	48	930	21	15	5,215	2,746	637	0	58	63	125	.296	.345	.576	.920	893	259.1	133	219.1
24	John Olerud J. Olerud	.388	1,390	4,757	750	1,431	322	11	172	762	820	60	635	8	10	5,699	2,291	505	6	56	108	138	.301	.406	.482	.888	968	277	136	257.1
25	Kevin Mitchell K. Mitchell	.387	675	2,280	351	664	123	8	134	441	275	16	367	10	12	2,597	1,205	265	0	26	44	58	.291	.368	.529	.896	435	130.7	140	124.9