Pete Fries had an on-base percentage of .500 in 1884.

Interpreted as:

batters with 450 or higher obp for a season

	NAME	OBP	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	AVG	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Pete Fries P. Fries	.500	1884	IND	1	3	0	1	1	0	0		1	0			4	2	1	.333	.667	1.167	1	0.7	.509	217	0.7
2	Jim Gray J. Gray	.500	1884	PIT	1	2	0	1	0	0	0		0	0			2	1	0	.500	.500	1.000	1	0.3	.462	194	0.3
3	Ed Rowen E. Rowen	.471	1884	PHA	4	15	4	6	1	0	0	1	1	1			17	7	1	.400	.467	.937	5	2.1	.436	175	1.9
4	Jim Roxburgh J. Roxburgh	.667	1884	BLA	2	4	1	2	0	0	0		1	1			6	2	0	.500	.500	1.167	2	1.3	.555	241	1.3
5	Dan Bickham D. Bickham	.500	1886	CIN	1	3	2	1	0	0	0	0	1	0		0	4	1	0	.333	.333	.833	1	0.4	.425	162	0.4
6	Philip Reccius P. Reccius	.471	1886	LOU	5	13	4	4	1	1	0	2	3	1		0	17	7	2	.308	.538	1.009	5	2.2	.468	185	2.2
7	Elmer Smith E. Smith	.459	1886	CIN	9	28	6	8	1	1	0	2	9	0		0	37	11	2	.286	.393	.852	9	3.3	.418	158	3.2
8	Clarence Stephens C. Stephens	.600	1886	CIN	1	5	0	3	0	0	0	0	0	0		0	5	3	0	.600	.600	1.200	2	1	.570	238	1
9	Pete Browning P. Browning	.464	1887	LOU	134	547	137	220	35	16	4	118	55	8	39	103	610	299	55	.402	.547	1.011	172	71.3	.465	161	64.3
10	Bob Caruthers B. Caruthers	.463	1887	STL	98	364	102	130	23	11	8	73	66	6	21	49	436	199	42	.357	.547	1.010	122	50.1	.463	159	44.4
11	Ducky Hemp D. Hemp	.500	1887	LOU	1	3	1	1	1	0	0	0	1	0		0	4	2	1	.333	.667	1.167	1	0.6	.516	186	0.6
12	Al Maul A. Maul	.451	1887	PHN	16	56	15	17	2	2	1	4	15	0	10	5	71	26	5	.304	.464	.915	18	6.2	.432	147	5.6
13	Tip O'Neill T. O'Neill	.490	1887	STL	124	517	167	225	52	19	14	123	50	5	20	30	572	357	85	.435	.691	1.180	191	96.4	.525	190	88.9
14	Bill Wright B. Wright	.667	1887	WSH	1	3	0	2	0	0	0	0	0	0	0	0	3	2	0	.667	.667	1.333	1	0.8	.632	256	0.8
15	Gid Gardner G. Gardner	.500	1888	TOT	3	7	0	3	0	0	0	1	1	0	1	0	8	3	0	.429	.429	.929	2	0.9	.445	181	0.9
16	Simeon LaRocque S. LaRocque	.500	1888	DET	2	9	1	4	0	0	0	2	1	0	1	0	10	4	0	.444	.444	.944	2	1.2	.451	182	1.1
17	Bill Stemmeyer B. Stemmeyer	.500	1888	CLE	3	10	2	4	1	0	0	1	1	1	1	0	12	5	1	.400	.500	1.000	3	1.6	.473	194	1.5
18	Jack Bellman J. Bellman	.667	1889	STL	1	2	1	1	0	0	0	0	1	0	0	0	3	1	0	.500	.500	1.167	1	0.6	.580	218	0.6
19	Bill Bishop B. Bishop	.500	1889	CWS	2	1	0	0	0	0	0	0	1	0	1	0	2	0	0	.000	.000	.500	0	0.1	.388	115	0
20	Dan Brouthers D. Brouthers	.462	1889	BSN	126	485	105	181	26	9	7	118	66	14	6	22	565	246	42	.373	.507	.969	146	59	.460	153	48.9
21	Fred Carroll F. Carroll	.486	1889	PIT	91	318	80	105	21	11	2	51	85	11	26	19	414	154	34	.330	.484	.970	109	45.6	.467	169	47.1
22	Jack Crooks J. Crooks	.463	1889	COL	12	43	13	14	2	3	0	7	10	1	4	10	54	22	5	.326	.512	.975	14	5.6	.460	169	5.9
23	Charles Fisher C. Fisher	.500	1889	LOU	1	2	0	1	0	0	0	0	0	0	0	0	2	1	0	.500	.500	1.000	1	0.2	.481	175	0.2
24	Tom Gettinger T. Gettinger	.500	1889	STL	4	16	2	7	0	0	1	2	2	0	1	0	18	10	1	.438	.625	1.125	6	2.8	.519	187	2.5
25	Sparrow McCaffrey S. McCaffrey	1.000	1889	COL	2	1	1	1	0	0	0	0	1	0	0	0	2	1	0	1.000	1.000	2.000	1	0.9	.870	384	0.9