Gregg Olson played 14 seasons for 9 teams, including the Orioles and Dodgers. He had 40 wins, 39 losses, 217 saves, an ERA of 3.46 and 588 strikeouts. He won the Rookie of the Year award.

Interpreted as:

486 Gregg Olson in his career

	NAME	SEASON	TM	G	W	L	W%	ERA	SO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Gregg Olson G. Olson	1988	BAL	10	1	1	.500	3.27	9	0	11.0	10	4	4	1	10	0	4	1	51	0	7.36	8.18	0.90	0.82	17.6	19.6	1.82	.290	3.27	84	5.03	127	8.18	-1.3
2	Gregg Olson G. Olson	1989	BAL	64	5	2	.714	1.69	90	27	85.0	57	16	17	1	46	1	52	10	356	9	9.53	4.87	1.96	0.11	25.3	12.9	1.21	.257	1.80	45	2.45	65	6.04	12.7
3	Gregg Olson G. Olson	1990	BAL	64	6	5	.545	2.42	74	37	74.1	57	20	20	3	31	3	58	3	305	5	8.96	3.75	2.39	0.36	24.3	10.2	1.18	.278	2.42	63	2.71	69	6.90	9.9
4	Gregg Olson G. Olson	1991	BAL	72	4	6	.400	3.18	72	31	73.2	74	26	28	1	29	1	62	5	319	8	8.80	3.54	2.48	0.12	22.6	9.1	1.40	.338	3.42	79	2.29	57	9.04	14.3
5	Gregg Olson G. Olson	1992	BAL	60	1	5	.167	2.05	58	36	61.1	46	14	14	3	24	0	56	0	244	4	8.51	3.52	2.42	0.44	23.8	9.8	1.14	.270	2.05	52	2.69	68	6.75	8.7
6	Gregg Olson G. Olson	1993	BAL	50	0	2	.000	1.60	44	29	45.0	37	8	9	1	18	0	45	3	188	5	8.80	3.60	2.44	0.20	23.4	9.6	1.22	.288	1.80	37	2.51	58	7.40	9.1
7	Gregg Olson G. Olson	1994	ATL	16	0	2	.000	9.20	10	1	14.2	19	15	15	1	13	1	6	3	77	0	6.14	7.98	0.77	0.61	13.0	16.9	2.18	.346	9.20	216	5.51	126	11.66	-1.8
8	Gregg Olson G. Olson	1995	TOT	23	3	3	.500	4.09	21	3	33.0	28	15	15	4	19	0	12	2	141	1	5.73	5.18	1.11	1.09	14.9	13.5	1.42	.247	4.09	85	5.13	109	7.64	-1.5
9	Gregg Olson G. Olson	1996	TOT	52	4	0	1.000	4.99	37	8	52.1	55	29	30	7	35	1	30	6	243	6	6.36	6.02	1.06	1.20	15.2	14.4	1.72	.294	5.16	103	5.55	114	9.46	-3.8
10	Gregg Olson G. Olson	1997	TOT	45	4	3	.571	5.58	34	1	50.0	58	31	35	3	28	1	18	4	226	1	6.12	5.04	1.21	0.54	15.0	12.4	1.72	.344	6.30	120	4.26	93	10.44	1.9
11	Gregg Olson G. Olson	1998	ARI	64	3	4	.429	3.01	55	30	68.2	56	23	25	4	25	1	49	1	281	2	7.21	3.28	2.20	0.52	19.6	8.9	1.18	.265	3.28	70	3.42	79	7.34	7
12	Gregg Olson G. Olson	1999	ARI	61	9	4	.692	3.71	45	14	60.2	54	25	28	9	25	2	36	2	257	1	6.68	3.71	1.80	1.34	17.5	9.7	1.30	.256	4.15	80	4.90	105	8.01	-1.6
13	Gregg Olson G. Olson	2000	LAD	13	0	1	.000	5.09	15	0	17.2	21	10	11	4	7	1	9	0	81	0	7.64	3.57	2.14	2.04	18.5	8.6	1.58	.315	5.60	118	5.73	123	10.70	-2.1
14	Gregg Olson G. Olson	2001	LAD	28	0	1	.000	8.03	24	0	24.2	26	22	24	4	20	0	10	1	120	1	8.76	7.30	1.20	1.46	20.0	16.7	1.86	.306	8.76	196	5.64	129	9.49	-3.6
	Total			622	40	39	.506	3.46	588	217	672.0	598	258	275	46	330	12	447	41	2,889	43	7.88	4.42	1.78	0.62	20.4	11.4	1.38	.289	3.68	80	3.63	84	8.01	48