since 1990 which rookie has the highest batting average in a season with more then 100 at bats

Since 1990, Brian Giles has the highest batting average by a rookie with >100 at-bats, with an average of .355 in 1996.

	NAME	AVG	AB	SEASON	TM	G	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Brian Giles B. Giles	.355	121	1996	CLE	51	26	43	14	1	5	27	19	0	13	3	0	143	74	20	0	3	4	6	.434	.612	1.045	31	12.2	.435	153	10.6
2	Jacoby Ellsbury J. Ellsbury	.353	116	2007	BOS	33	20	41	7	1	3	18	8	1	15	9	0	127	59	11	0	2	0	2	.394	.509	.902	22	6.4	.391	136	5.7
3	Bret Barberie B. Barberie	.353	136	1991	MON	57	16	48	12	2	2	18	20	2	22	0	0	162	70	16	1	3	2	4	.435	.515	.949	31	12.4	.418	169	12.7
4	Rico Brogna R. Brogna	.351	131	1994	NYM	39	16	46	11	2	7	20	6	0	29	1	0	138	82	20	1	0	0	2	.380	.626	1.006	28	11	.427	163	11.2
5	Ichiro Suzuki I. Suzuki	.350	692	2001	SEA	157	127	242	34	8	8	69	30	8	53	56	14	738	316	50	4	4	10	3	.381	.457	.838	112	20.7	.360	125	22.8
6	Willi Castro W. Castro	.349	129	2020	DET	36	21	45	4	2	6	24	7	1	38	0	1	140	71	12	1	2	0	0	.381	.550	.932	26	8.7	.393	153	9.2
7	Pablo Sandoval P. Sandoval	.345	145	2008	SFG	41	24	50	10	1	3	24	4	1	14	0	0	154	71	14	0	4	1	6	.357	.490	.847	23	4.3	.362	118	3.5
8	Robb Quinlan R. Quinlan	.344	160	2004	ANA	56	23	55	14	0	5	23	14	2	26	3	1	177	84	19	0	1	0	1	.401	.525	.926	32	10.4	.400	146	10.4
9	David Murphy D. Murphy	.343	105	2007	TOT	46	17	36	12	2	2	14	7	0	20	0	0	112	58	16	0	0	0	1	.384	.552	.936	21	6.7	.403	143	6.1
10	Trea Turner T. Turner	.342	307	2016	WSH	73	53	105	14	8	13	40	14	1	59	33	6	324	174	35	0	2	0	1	.370	.567	.937	59	20.6	.395	145	18.1
11	Chris Duffy C. Duffy	.341	126	2005	PIT	39	22	43	4	2	1	9	7	2	22	2	2	136	54	7	1	0	0	1	.385	.429	.814	20	3.9	.360	119	3.2
12	Nick Madrigal N. Madrigal	.340	103	2020	CWS	29	8	35	3	0	0	11	4	2	7	2	1	109	38	3	0	0	0	5	.376	.369	.745	15	1.1	.332	109	1.3
13	Hal Morris H. Morris	.340	309	1990	CIN	107	50	105	22	3	7	36	21	1	32	9	3	336	154	32	3	2	4	12	.381	.498	.880	55	17.8	.388	139	15.1
14	John Wehner J. Wehner	.340	106	1991	PIT	37	15	36	7	0	0	7	7	0	17	3	0	113	43	7	0	0	0	0	.381	.406	.786	16	3.4	.357	128	3.6
15	Alec Bohm A. Bohm	.338	160	2020	PHI	44	24	54	11	0	4	23	16	2	36	1	1	180	77	15	0	2	0	4	.400	.481	.881	32	9.3	.381	138	8.7
16	Luke Scott L. Scott	.336	214	2006	HOU	65	31	72	19	6	10	37	30	4	43	2	1	249	133	35	0	1	4	2	.426	.621	1.047	54	22.3	.436	165	21.3
17	Luis Arraez L. Arraez	.334	326	2019	MIN	92	54	109	20	1	4	28	36	1	29	2	2	366	143	25	0	3	1	2	.399	.439	.838	59	12.8	.360	126	12.1
18	Ryan Mountcastle R. Mountcastle	.333	126	2020	BAL	35	12	42	5	0	5	23	11	1	30	0	1	140	62	10	0	2	0	2	.386	.492	.878	24	6.7	.377	139	6.7
19	T.J. Rivera	.333	105	2016	NYM	33	10	35	4	1	3	16	3	1	17	0	0	113	50	8	0	4	0	2	.345	.476	.821	16	2.6	.346	120	2.8
20	Skip Schumaker S. Schumaker	.333	177	2007	STL	88	19	59	12	2	2	19	8	0	20	1	1	188	81	16	1	2	0	5	.358	.458	.816	27	3.8	.355	114	3.3
21	Jamie Burke J. Burke	.333	120	2004	CWS	57	22	40	9	0	0	15	10	1	13	0	0	133	49	9	1	1	0	3	.386	.408	.795	19	2.6	.353	110	1.8
22	Chip Hale C. Hale	.333	186	1993	MIN	69	25	62	6	1	3	27	18	6	17	2	1	213	79	10	2	1	0	3	.408	.425	.832	34	8.9	.378	129	7.7
23	James Loney J. Loney	.331	344	2007	LAD	96	41	114	18	4	15	67	28	1	48	0	1	375	185	37	0	2	5	6	.381	.538	.919	65	19.1	.392	137	18.2
24	Salvador Perez S. Perez	.331	148	2011	KCR	39	20	49	8	2	3	21	7	1	20	0	0	158	70	13	0	2	0	5	.361	.473	.834	24	5.8	.362	126	4.8
25	Phil Plantier P. Plantier	.331	148	1991	BOS	53	27	49	7	1	11	35	23	1	38	1	0	174	91	19	0	2	2	2	.420	.615	1.034	37	17.4	.448	175	15.5