since 1990 which american league rookie has the highest batting average in a season with at least 100 at bats

Since 1990, Brian Giles has the best batting average by an AL 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	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
4	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
5	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
6	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
7	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
8	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
9	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
10	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
11	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
12	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
13	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
14	Frank Thomas F. Thomas	.330	191	1990	CWS	60	39	63	11	3	7	31	44	2	54	0	1	240	101	21	0	3	0	5	.454	.529	.983	49	21.9	.437	178	21.3
15	Juan Encarnacion J. Encarnacion	.329	164	1998	DET	40	30	54	9	4	7	21	7	1	31	7	4	175	92	20	0	3	0	2	.354	.561	.915	30	8.3	.388	131	7.1
16	Robert Perez R. Perez	.327	202	1996	TOR	86	30	66	10	0	2	21	8	1	17	3	0	216	82	12	4	1	0	6	.354	.406	.760	28	0.4	.338	95	-1.4
17	Esteban German E. German	.326	279	2006	KCR	106	44	91	18	5	3	34	40	6	49	7	3	331	128	26	6	0	0	8	.422	.459	.880	58	16.4	.390	136	15.2
18	Mike Trout M. Trout	.326	559	2012	LAA	139	129	182	27	8	30	83	67	6	139	49	5	639	315	65	0	7	4	7	.399	.564	.963	121	48.2	.409	167	50
19	Mike Aviles M. Aviles	.325	419	2008	KCR	102	68	136	27	4	10	51	18	2	58	8	3	441	201	41	0	2	4	12	.354	.480	.833	64	11.4	.360	117	9
20	Jacob Wilson J. Wilson	.325	114	2025	ATH	29	16	37	6	0	3	15	2	0	6	1	0	117	52	9	1	0	0	3	.336	.456	.792	17	3.1	.347	127	3.6
21	Keith Lockhart K. Lockhart	.321	274	1995	KCR	94	41	88	19	3	6	33	14	4	21	8	1	300	131	28	1	7	2	2	.355	.478	.833	44	6.5	.359	110	4
22	Garret Anderson G. Anderson	.321	374	1995	CAL	106	50	120	19	1	16	69	19	1	65	6	2	400	189	36	2	4	4	8	.352	.505	.857	62	11.8	.368	117	9
23	Ross Gload R. Gload	.321	234	2004	CWS	110	28	75	16	0	7	44	20	2	37	0	3	260	112	23	1	3	1	11	.375	.479	.853	41	8.4	.368	120	6.8
24	Homer Bush H. Bush	.320	485	1999	TOR	128	69	155	26	4	5	55	21	6	82	32	8	523	204	35	8	3	0	9	.353	.421	.774	69	0.9	.343	98	-1.6
25	Danny Santana D. Santana	.319	405	2014	MIN	101	70	129	27	7	7	40	19	3	98	20	4	430	191	41	2	1	0	3	.353	.472	.824	63	17	.362	132	15