since 1990 which rookie outfielder has the most home runs in a season with fewer then 300 at bats

Since 1990, Chris Duncan has hit the most homers by a rookie outfielder with <300 at-bats, with 22 home runs in 2006.

	NAME	HR	AB	SEASON	TM	G	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Chris Duncan C. Duncan	22	280	2006	STL	90	60	82	11	3	43	30	2	69	0	0	314	165	36	0	2	0	4	.293	.363	.589	.952	58	18.1	.399	143	17.7
2	Seth Brown S. Brown	20	281	2021	OAK	111	43	60	13	1	48	23	1	89	4	1	307	135	34	0	2	2	1	.214	.274	.480	.754	37	0	.315	104	1.5
3	George Springer G. Springer	20	295	2014	HOU	78	45	68	8	1	51	39	9	114	5	2	345	138	29	0	2	4	4	.231	.336	.468	.804	48	11.1	.352	129	11
4	Aristides Aquino A. Aquino	19	205	2019	CIN	56	31	53	8	0	47	16	2	60	7	0	225	118	27	0	2	2	5	.259	.316	.576	.891	36	7.8	.360	117	5
5	Josh Hamilton J. Hamilton	19	298	2007	CIN	90	52	87	17	2	47	33	4	65	3	3	337	165	38	0	2	4	6	.292	.368	.554	.922	58	16.7	.390	130	13
6	Adam Dunn A. Dunn	19	244	2001	CIN	66	54	64	18	1	43	38	4	74	4	2	286	141	38	0	0	2	4	.262	.371	.578	.948	53	17	.398	139	14.4
7	Austin Riley A. Riley	18	274	2019	ATL	80	41	62	11	1	49	16	5	108	0	2	297	129	30	0	2	3	4	.226	.279	.471	.750	34	-3.4	.307	85	-5.9
8	Rhys Hoskins R. Hoskins	18	170	2017	PHI	50	37	44	7	0	48	37	3	46	2	0	212	105	25	0	2	1	2	.259	.396	.618	1.014	43	17.2	.417	158	15.8
9	Jeff Liefer J. Liefer	18	254	2001	CWS	83	36	65	13	0	39	20	2	69	0	1	279	132	31	1	2	1	6	.256	.313	.520	.833	40	5.3	.350	112	4.4
10	Ryan Klesko R. Klesko	17	245	1994	ATL	92	42	68	13	3	47	26	1	48	1	0	276	138	33	0	4	3	8	.278	.344	.563	.907	46	10.7	.379	127	9.7
11	Manny Ramirez M. Ramirez	17	290	1994	CLE	91	51	78	22	0	60	42	0	72	4	2	336	151	39	0	4	4	6	.269	.357	.521	.878	54	11.1	.372	120	8.7
12	Franmil Reyes F. Reyes	16	261	2018	SDP	87	36	73	9	0	31	24	0	80	0	0	285	130	25	0	0	0	5	.280	.340	.498	.838	44	10.4	.360	129	9.9
13	Kyle Schwarber K. Schwarber	16	232	2015	CHC	69	52	57	6	1	43	36	4	77	3	3	273	113	23	0	1	1	4	.246	.355	.487	.842	42	11.1	.364	131	10
14	Jayson Werth J. Werth	16	290	2004	LAD	89	56	76	11	3	47	30	4	85	4	1	326	141	30	1	1	0	1	.262	.338	.486	.825	47	6.7	.355	116	6.7
15	Chad Pinder C. Pinder	15	282	2017	OAK	87	36	67	15	1	42	18	5	92	2	1	308	129	31	0	3	0	7	.238	.292	.457	.750	36	-1.2	.316	99	-0.6
16	John Mayberry Jr. J. Mayberry Jr.	15	267	2011	PHI	104	37	73	17	1	49	26	2	55	8	3	296	137	33	0	1	2	6	.273	.341	.513	.854	45	12.2	.368	132	10.9
17	Jay Gibbons J. Gibbons	15	225	2001	BAL	73	27	53	10	0	36	17	4	39	0	1	246	108	25	0	0	0	7	.236	.301	.480	.781	32	1.2	.333	106	1.9
18	Matt Wallner M. Wallner	14	213	2023	MIN	76	42	53	11	1	41	28	13	80	2	1	254	108	26	0	0	1	1	.249	.370	.507	.877	43	12.3	.377	142	12.9
19	Lars Nootbaar L. Nootbaar	14	290	2022	STL	108	53	66	16	3	40	51	1	71	4	1	347	130	33	0	5	1	3	.228	.340	.448	.788	49	8.9	.342	123	9.4
20	Chas McCormick C. McCormick	14	284	2021	HOU	108	47	73	12	0	50	25	4	104	4	2	320	127	26	0	7	0	5	.257	.319	.447	.766	42	3.2	.327	108	3.1
21	Jesús Sánchez J. Sánchez	14	227	2021	MIA	64	27	57	8	2	36	20	3	78	0	1	251	111	24	0	1	3	2	.251	.319	.489	.808	36	5.1	.339	111	3.6
22	Jeff Francoeur J. Francoeur	14	257	2005	ATL	70	41	77	20	1	45	11	4	58	3	2	274	141	35	0	2	3	4	.300	.336	.549	.884	43	10.4	.372	127	9.2
23	Benny Agbayani B. Agbayani	14	276	1999	NYM	101	42	79	18	3	42	32	3	60	6	4	314	145	35	0	3	4	8	.286	.363	.525	.888	51	9.8	.377	123	9.7
24	Melvin Nieves M. Nieves	14	234	1995	SDP	98	32	48	6	1	38	19	5	88	2	3	262	98	21	1	3	0	9	.205	.276	.419	.695	26	-6.6	.303	82	-6
25	Hunter Goodman H. Goodman	13	211	2024	COL	70	24	40	9	0	36	8	3	64	1	1	224	88	22	0	2	0	5	.190	.228	.417	.645	20	-6.4	.274	61	-10.4