highest career slg in postseason with at least 40 games

Babe Ruth had the highest slugging percentage in the postseason with 40+ games played, with a slugging percentage of .744.

Interpreted as:

highest career slg by a player in postseason with at least 40 games

	NAME	SLG	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	OPS
1	Babe Ruth B. Ruth	.744	41	129	37	42	5	2	15	33	33	2	30	4	3	167	96	22	2		2	3	.326	.470	1.214
2	Giancarlo Stanton G. Stanton	.662	41	151	25	40	6	0	18	40	17	0	43	2	0	172	100	24	0	4	1	4	.265	.331	.994
3	Nelson Cruz N. Cruz	.631	50	187	35	52	12	0	18	38	19	1	45	1	1	207	118	30	0	0	2	5	.278	.348	.979
4	George Brett G. Brett	.627	43	166	30	56	8	5	10	23	17	0	20	2	3	184	104	23	0	1	6	4	.337	.397	1.023
5	Bryce Harper B. Harper	.622	53	193	41	54	13	1	17	34	35	2	53	8	1	232	120	31	1	1	4	5	.280	.394	1.016
6	Carlos Beltran C. Beltran	.609	65	215	45	66	15	1	16	42	37	2	33	11	0	256	131	32	1	1	2	3	.307	.412	1.021
7	Albert Pujols A. Pujols	.572	88	304	57	97	18	1	19	54	50	5	46	1	2	360	174	38	0	1	20	7	.319	.422	.995
8	Yordan Alvarez Y. Alvarez	.551	60	214	39	63	13	3	12	41	31	5	69	0	0	252	118	28	0	2	5	1	.294	.393	.944
9	Steve Garvey S. Garvey	.550	55	222	32	75	8	3	11	31	8	0	32	2	2	232	122	22	2	0	4	4	.338	.361	.910
10	David Freese D. Freese	.549	69	204	26	61	17	2	10	36	20	4	55	0	1	230	112	29	0	2	2	9	.299	.370	.919
11	Manny Ramirez M. Ramirez	.544	111	410	67	117	19	0	29	78	72	5	91	1	1	493	223	48	0	6	12	17	.285	.394	.937
12	David Ortiz D. Ortiz	.543	85	304	51	88	22	2	17	61	59	2	72	0	1	369	165	41	0	4	11	4	.289	.404	.947
13	Hideki Matsui H. Matsui	.541	56	205	32	64	15	1	10	39	27	1	33	0	0	235	111	26	0	2	2	5	.312	.391	.933
14	J.D. Martinez	.540	41	137	16	39	5	0	10	34	24	1	42	0	1	164	74	15	0	2	3	2	.285	.390	.930
15	Kyle Schwarber K. Schwarber	.539	69	228	42	54	6	0	21	34	44	4	71	5	0	278	123	27	0	2	5	4	.237	.367	.906
16	Juan Soto J. Soto	.538	43	160	31	45	8	0	11	30	27	2	40	2	1	191	86	19	1	1	4	1	.281	.389	.927
17	Pablo Sandoval P. Sandoval	.535	42	157	21	53	13	0	6	20	10	3	24	0	0	171	84	19	0	1	3	7	.338	.386	.921
18	Mickey Mantle M. Mantle	.535	65	230	42	59	6	2	18	40	43	0	54	3	4	273	123	26	0	0	6	2	.257	.374	.908
19	Lance Berkman L. Berkman	.532	52	186	38	59	11	1	9	41	31	3	41	4	1	224	99	21	0	3	6	4	.317	.417	.949
20	George Springer G. Springer	.529	67	276	43	74	15	0	19	38	31	2	74	4	1	309	146	34	0	0	1	4	.268	.346	.875
21	Reggie Jackson R. Jackson	.527	77	281	41	78	14	1	18	48	33	3	70	5	2	318	148	33	0	1	3	5	.278	.358	.885
22	Johnny Bench J. Bench	.527	45	169	27	45	8	3	10	20	18	0	29	6	1	188	89	21	0	1	6	4	.266	.335	.862
23	Fred McGriff F. McGriff	.527	50	188	36	57	10	1	10	37	27	0	40	1	1	218	99	21	0	3	4	4	.303	.385	.912
24	Jayson Werth J. Werth	.524	63	227	38	57	13	2	15	30	41	2	76	6	0	271	119	30	0	1	4	3	.251	.369	.893
25	Enrique Hernández E. Hernández	.522	86	230	37	64	7	2	15	35	23	4	51	3	3	259	120	24	1	1	2	3	.278	.353	.874