most average points in one single playoff series

Derek Jeter has hit the most career singles in the postseason, with 143 singles.

Interpreted as:

most average points in one single by a player playoff series

	NAME	1B	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Derek Jeter D. Jeter	143	158	650	111	200	32	5	20	61	66	5	135	18	5	734	302	57	9	4	3	14	.308	.374	.465	.838
2	Yadier Molina Y. Molina	79	104	373	29	102	19	0	4	36	27	3	44	1	1	406	133	23	1	2	6	13	.273	.326	.357	.682
3	Bernie Williams B. Williams	77	121	465	83	128	29	0	22	80	71	3	85	8	5	545	223	51	0	6	11	17	.275	.371	.480	.850
4	Kenny Lofton K. Lofton	74	95	392	65	97	12	4	7	34	38	2	68	34	6	438	138	23	3	3	3	4	.247	.315	.352	.667
5	Jose Altuve J. Altuve	70	105	436	89	118	21	0	27	56	43	2	75	9	5	484	220	48	0	3	2	15	.271	.337	.505	.841
6	Manny Ramirez M. Ramirez	69	111	410	67	117	19	0	29	78	72	5	91	1	1	493	223	48	0	6	12	17	.285	.394	.544	.937
7	Jorge Posada J. Posada	68	125	416	53	103	23	1	11	42	70	3	109	3	3	492	161	35	0	3	9	15	.248	.358	.387	.745
8	Yuli Gurriel Y. Gurriel	67	92	348	35	91	15	1	8	39	28	2	36	5	0	380	132	24	0	2	5	7	.261	.318	.379	.698
9	Chipper Jones C. Jones	66	93	338	58	97	18	0	13	47	72	1	61	8	3	417	154	31	1	5	11	10	.287	.409	.456	.864
10	Pete Rose P. Rose	66	67	268	30	86	13	2	5	22	28	2	22	2	5	301	118	20	1	1	7	3	.321	.388	.440	.828
11	Albert Pujols A. Pujols	59	88	304	57	97	18	1	19	54	50	5	46	1	2	360	174	38	0	1	20	7	.319	.422	.572	.995
12	Tino Martinez T. Martinez	59	99	356	44	83	15	0	9	38	41	6	72	3	2	405	125	24	0	2	7	1	.233	.321	.351	.672
13	Michael Brantley M. Brantley	57	62	244	22	69	7	0	5	27	24	1	46	4	0	271	91	12	1	1	2	10	.283	.348	.373	.721
14	David Justice D. Justice	56	112	398	55	89	17	2	14	63	64	5	79	3	2	471	152	33	0	4	7	7	.224	.335	.382	.717
15	Paul O'Neill P. O'Neill	55	85	299	39	85	17	2	11	39	38	0	41	5	0	340	139	30	1	2	2	12	.284	.363	.465	.828
16	Carlos Correa C. Correa	54	85	323	38	91	19	0	18	63	31	4	84	1	0	358	164	37	0	0	2	8	.282	.352	.508	.860
17	Marquis Grissom M. Grissom	54	52	218	34	69	7	3	5	20	12	1	42	12	4	231	97	15	0	0	0	2	.317	.355	.445	.800
18	Steve Garvey S. Garvey	53	55	222	32	75	8	3	11	31	8	0	32	2	2	232	122	22	2	0	4	4	.338	.361	.550	.910
19	Justin Turner J. Turner	52	86	315	43	85	19	1	13	42	38	13	59	5	0	368	145	33	0	2	1	6	.270	.370	.460	.830
20	Alex Bregman A. Bregman	51	99	370	63	88	17	1	19	54	53	9	64	3	1	434	164	37	0	2	4	10	.238	.346	.443	.789
21	Roberto Alomar R. Alomar	51	58	230	32	72	16	1	4	33	27	0	32	20	2	263	102	21	3	3	3	9	.313	.381	.443	.824
22	Chuck Knoblauch C. Knoblauch	51	66	244	31	63	10	0	2	20	27	4	31	11	4	282	79	12	5	2	0	2	.258	.339	.324	.663
23	Mark Lemke M. Lemke	49	62	232	22	63	10	3	1	24	22	0	27	0	1	257	82	14	3	0	2	5	.272	.335	.353	.688
24	Bill Russell B. Russell	49	49	194	14	57	5	3	0	18	11	0	15	3	3	209	68	8	4	0	3	5	.294	.332	.351	.682
25	Yogi Berra Y. Berra	49	75	259	41	71	10	0	12	39	32	3	17	0	2	295	117	22	0	1	6	5	.274	.359	.452	.811