Chipper Jones had the highest on-base percentage by a third baseman in 1998, with an on-base percentage of .404.

Interpreted as:

highest obp with a minimum of 3.1 PA per team game in 1998 3rd baseman

	NAME	OBP	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Chipper Jones C. Jones	.404	1998	ATL	160	601	123	188	29	5	34	107	96	1	93	16	6	707	329	68	1	8	1	17	.313	.547	.951	134	46.3	.410	151	45.2
2	Jeff Cirillo J. Cirillo	.402	1998	MIL	156	604	97	194	31	1	14	68	79	4	88	10	4	694	269	46	5	2	3	26	.321	.445	.847	112	26.6	.377	128	24.6
3	Scott Rolen S. Rolen	.391	1998	PHI	160	601	120	174	45	4	31	110	93	11	141	14	7	711	320	80	0	6	6	10	.290	.532	.923	127	38.8	.397	140	36
4	Bill Mueller B. Mueller	.383	1998	SFG	145	534	93	157	27	0	9	59	79	1	83	3	3	622	211	36	3	5	1	12	.294	.395	.778	87	10.3	.351	115	11.7
5	Scott Brosius S. Brosius	.371	1998	NYY	152	530	86	159	34	0	19	98	52	10	97	11	8	603	250	53	8	3	1	4	.300	.472	.843	94	19.5	.370	122	17.5
6	Vinny Castilla V. Castilla	.362	1998	COL	162	645	108	206	28	4	46	144	40	6	89	5	9	697	380	78	0	6	7	24	.319	.589	.951	127	40.6	.401	120	18
7	Edgardo Alfonzo E. Alfonzo	.355	1998	NYM	144	557	94	155	28	2	17	78	65	3	77	8	3	630	238	47	2	3	1	11	.278	.427	.782	86	8	.347	112	9.4
8	Ken Caminiti K. Caminiti	.353	1998	SDP	131	452	87	114	29	0	29	82	71	4	108	6	2	535	230	58	0	8	4	6	.252	.509	.862	83	16.6	.368	128	19.1
9	Todd Zeile T. Zeile	.350	1998	TOT	158	572	85	155	32	3	19	94	69	4	90	4	4	653	250	54	1	7	2	12	.271	.437	.787	89	7.7	.345	108	7
10	Robin Ventura R. Ventura	.349	1998	CWS	161	590	84	155	31	4	21	91	79	1	111	1	1	674	257	56	1	3	15	10	.263	.436	.785	87	4	.338	102	1.7
11	Travis Fryman T. Fryman	.340	1998	CLE	146	557	74	160	33	2	28	96	44	3	125	10	8	608	281	63	0	4	0	12	.287	.504	.845	92	16.8	.364	115	11.7
12	John Valentin J. Valentin	.340	1998	BOS	153	588	113	145	44	1	23	73	77	9	82	4	5	681	260	68	2	5	3	9	.247	.442	.782	91	6.4	.343	101	0.7
13	Dean Palmer D. Palmer	.333	1998	KCR	152	572	84	159	27	2	34	119	48	6	134	8	2	639	292	63	0	13	3	18	.278	.510	.844	94	14.6	.359	111	9.2
14	Cal Ripken Jr. C. Ripken Jr.	.331	1998	BAL	161	601	65	163	27	1	14	61	51	4	68	0	2	659	234	42	1	2	0	9	.271	.389	.721	76	-5.4	.322	92	-6.8
15	Fernando Tatis F. Tatis	.329	1998	TOT	150	532	69	147	33	4	11	58	36	6	123	13	5	579	221	48	4	1	3	16	.276	.415	.744	69	-2.5	.326	91	-6.6
16	Matt Williams M. Williams	.327	1998	ARI	135	510	72	136	26	1	20	71	43	3	102	5	1	557	224	47	0	1	8	19	.267	.439	.766	69	-0.3	.331	95	-3.3
17	Joe Randa J. Randa	.323	1998	DET	138	460	56	117	21	2	9	50	41	7	70	8	7	514	169	32	3	3	1	9	.254	.367	.690	54	-9.5	.309	80	-13.2
18	Shane Andrews S. Andrews	.314	1998	MON	150	492	48	117	30	1	25	69	58	0	137	1	6	559	224	56	2	7	3	10	.238	.455	.769	69	-0.1	.331	98	-1.7
19	Jose Hernandez J. Hernandez	.311	1998	CHC	149	488	76	124	23	7	23	75	40	1	140	4	6	533	230	53	2	2	3	12	.254	.471	.782	68	1.7	.335	99	-0.4
20	Russ Davis R. Davis	.305	1998	SEA	141	502	68	130	30	1	20	82	34	3	134	4	3	550	222	51	2	9	1	10	.259	.442	.747	64	-4.3	.322	89	-7.5
21	Ron Coomer R. Coomer	.295	1998	MIN	137	529	54	146	22	1	15	72	18	0	72	2	2	555	215	38	0	8	1	22	.276	.406	.702	56	-12.7	.304	75	-18
22	Ed Sprague E. Sprague	.280	1998	TOT	132	469	57	104	25	0	20	58	26	13	90	1	2	510	189	45	0	2	2	16	.222	.403	.683	49	-14.3	.298	74	-17.2