Mark McGwire home runs per game in 1999

Figures come from ESPN's box scores and were last read on September 23, 2026.

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Mark McGwire home runs per game in 1999, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	AB↓iAB: At-bats: trips to the plate that ended in a hit, an out or an error. Walks and sacrifices are not counted.	R↓iR: Runs — scored by the batter, or allowed by the pitcher.	H↓iH: Times the batter reached base by hitting the ball, without help from an error.	HR↓iHR: Home runs hit.	RBI↓iRBI: Runs that scored because of this batter's plate appearance.	SB↓iSB: Bases taken while the pitcher was delivering. Being caught is counted separately.	AVG↓iAVG: Hits per at-bat. .300 is the traditional line between a good hitter and a great one.	OBP↓iOBP: Share of plate appearances that ended with the batter on base — hits, walks and hit-by-pitches.	SLG↓iSLG: Total bases per at-bat, so a home run counts four times a single.	OPS↓iOPS: On-base percentage plus slugging. Around .800 is All-Star level, .900 is MVP territory.
1986	ATH	18	53	10	10	3	9	0	.189	.259	.377	.636
1987	ATH	151	557	97	161	49	118	1	.289	.370	.618	.987
1988	ATH	155	550	87	143	32	99	0	.260	.352	.478	.830
1989	ATH	143	490	74	113	33	95	1	.231	.339	.467	.806
1990	ATH	156	523	87	123	39	108	2	.235	.370	.489	.859
1991	ATH	154	483	62	97	22	75	2	.201	.330	.383	.714
1992	ATH	139	467	87	125	42	104	0	.268	.385	.585	.970
1993	ATH	27	84	16	28	9	24	0	.333	.467	.726	1.193
1994	ATH	47	135	26	34	9	25	0	.252	.413	.474	.887
1995	ATH	104	317	75	87	39	90	1	.274	.441	.685	1.125
1996	ATH	130	423	104	132	52	113	0	.312	.467	.730	1.198
1997	ATH/STL	156	540	86	148	58	123	3	.274	.393	.646	1.039
1998	STL	155	509	130	152	70	147	1	.299	.470	.752	1.222
1999	STL	153	521	118	145	65	147	0	.278	.424	.697	1.120
2000	STL	89	236	60	72	32	73	1	.305	.483	.746	1.229
2001	STL	97	299	48	56	29	64	0	.187	.316	.492	.808

What the columns mean: AB · R · H · HR · RBI · SB · AVG · OBP · SLG · OPS