what is the highest slugging percentage in a month minimum 50 pa in a season

Shane Spencer has the best slugging percentage with 50+ plate appearances in a season, with a slugging percentage of .910 in his rookie season in 1998.

Interpreted as:

What is the highest slugging percentage by a player in a month minimum 50 pa in a season?

	NAME	SLG	PA	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Shane Spencer S. Spencer	.910	73	1998	NYY	27	67	18	25	6	0	10	27	5	0	12	0	1	61	16	0	1	0	0	.373	.411	1.321	22	12.6	.538	230	12.3
2	Ted Williams T. Williams	.901	110	1953	BOS	37	91	17	37	6	0	13	34	19	0	10	0	1	82	19	0			1	.407	.509	1.410	36	22.6	.593	255	21.1
3	Barry Bonds B. Bonds	.863	664	2001	SFG	153	476	129	156	32	2	73	137	177	9	93	13	3	411	107	0	2	35	5	.328	.515	1.379	200	117.7	.537	234	116.6
4	Babe Ruth B. Ruth	.847	616	1920	NYY	142	458	158	172	36	9	54	135	150	3	80	14	14	388	99	5				.376	.532	1.379	191	120.9	.597	237	110.5
5	Babe Ruth B. Ruth	.846	693	1921	NYY	152	540	177	204	44	16	59	168	145	4	81	17	13	457	119	4				.378	.512	1.359	214	127.8	.575	224	118.7
6	Monte Cross M. Cross	.837	53	1894	PIT	13	43	14	19	1	5	2	13	5	2	4	6		36	8	3				.442	.520	1.357	20	10.2	.571	201	10.1
7	Jeff Baker J. Baker	.825	58	2006	COL	18	57	13	21	7	2	5	21	1	0	14	2	0	47	14	0	0	0	0	.368	.379	1.204	15	8	.493	193	7
8	Barry Bonds B. Bonds	.812	617	2004	SFG	147	373	129	135	27	3	45	101	232	9	41	6	1	303	75	0	3	120	5	.362	.609	1.422	185	108	.537	233	105.7
9	Taylor Teagarden T. Teagarden	.809	53	2008	TEX	16	47	10	15	5	0	6	17	5	1	19	0	0	38	11	0	0	0	0	.319	.396	1.205	14	7.4	.496	207	7
10	Walt Bond W. Bond	.800	54	1962	CLE	12	50	10	19	3	0	6	17	4	0	9	1	0	40	9	0	0	1	1	.380	.426	1.226	15	8.5	.521	220	8.1
11	Barry Bonds B. Bonds	.799	612	2002	SFG	143	403	117	149	31	2	46	110	198	9	47	9	2	322	79	0	2	68	4	.370	.582	1.381	183	110	.544	244	109.9
12	Aaron Judge A. Judge	.776	299	2025	NYY	67	250	64	98	17	2	25	59	45	3	69	6	3	194	44	0	1	14	7	.392	.488	1.264	83	49.1	.520	245	49.4
13	Babe Ruth B. Ruth	.772	691	1927	NYY	151	540	158	192	29	8	60	165	137	0	89	7	6	417	97	14				.356	.486	1.258	195	109.9	.545	212	104.8
14	Craig Wilson C. Wilson	.766	53	1998	CWS	13	47	14	22	5	0	3	10	3	0	6	1	0	36	8	2	1	0	0	.468	.490	1.256	15	8.8	.530	225	8.6
15	Lou Gehrig L. Gehrig	.765	717	1927	NYY	155	584	149	218	52	18	47	173	109	3	84	10	8	447	117	21				.373	.474	1.240	199	110.9	.540	209	105.6
16	Babe Ruth B. Ruth	.764	699	1923	NYY	152	522	151	205	45	13	41	130	170	4	93	17	21	399	99	3				.393	.545	1.309	211	124.7	.571	230	120.4
17	Rogers Hornsby R. Hornsby	.756	605	1925	SLN	138	504	133	203	41	10	39	143	83	2	39	5	3	381	90	16				.403	.489	1.245	173	94.1	.540	208	90.1
18	Jarrett Parker J. Parker	.755	54	2015	SFG	21	49	11	17	2	0	6	14	5	0	21	1	1	37	8	0	0	0	1	.347	.407	1.163	14	7.5	.486	219	7.5
19	Michael Ryan M. Ryan	.754	68	2003	MIN	27	61	13	24	7	0	5	13	6	0	12	2	1	46	12	0	1	0	4	.393	.441	1.195	18	9.5	.495	209	9.3
20	Mark McGwire M. McGwire	.752	681	1998	STL	155	509	130	152	21	0	70	147	162	6	155	1	0	383	91	0	4	28	8	.299	.470	1.222	176	91.7	.492	205	90.7
21	Jeff Bagwell J. Bagwell	.750	479	1994	HOU	110	400	104	147	32	2	39	116	65	4	65	15	4	300	73	0	10	14	12	.368	.451	1.201	123	62.6	.488	206	65.2
22	Barry Bonds B. Bonds	.749	550	2003	SFG	130	390	111	133	22	1	45	90	148	10	58	7	0	292	68	0	2	61	7	.341	.529	1.278	148	80.5	.503	212	79.4
23	Jimmie Foxx J. Foxx	.749	701	1932	PHA	154	585	151	213	33	9	58	169	116	0	96	3	7	438	100	0				.364	.469	1.218	193	105.6	.522	198	95.8
24	Mark McGwire M. McGwire	.746	321	2000	STL	89	236	60	72	8	0	32	73	76	7	78	1	0	176	40	0	2	12	5	.305	.483	1.229	85	42.8	.494	195	41.7
25	Babe Ruth B. Ruth	.739	681	1924	NYY	153	529	143	200	39	7	46	124	142	4	81	9	13	391	92	6				.378	.513	1.252	193	109.2	.549	210	102