Mariano Rivera played the most seasons with 20+ saves, with 16 seasons.

Interpreted as:

most seasons by a player with 20+ saves

	NAME	SEAS	SV	G	W	L	W%	GS	ERA	SO	CG	SHO	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	Mariano Rivera M. Rivera	16	642	1,026	68	53	.562	0	2.02	984	0	0	1100.2	848	247	270	59	220	42	927	36	4,345	12	8.05	1.80	4.47	0.48	22.6	5.1	0.97	.260	2.21	45	2.70	61	6.93	212.6
2	Trevor Hoffman T. Hoffman	15	586	909	55	62	.470	0	2.62	1,013	0	0	943.0	710	275	302	81	246	8	787	42	3,756	42	9.67	2.35	4.12	0.77	27.0	6.5	1.01	.261	2.88	65	2.88	68	6.78	146.8
3	Kenley Jansen K. Jansen	13	449	818	47	36	.566	0	2.60	1,096	0	0	809.1	545	234	251	82	226	25	644	19	3,202	20	12.19	2.51	4.85	0.91	34.2	7.1	0.95	.261	2.79	65	2.68	66	6.06	124
4	Lee Smith L. Smith	13	453	813	61	76	.445	0	2.94	1,029	0	0	1007.0	865	329	357	76	370	4	708	78	4,185	31	9.20	3.31	2.78	0.68	24.6	8.8	1.23	.292	3.19	74	2.86	72	7.73	119.6
5	Craig Kimbrel C. Kimbrel	12	424	775	52	42	.553	0	2.49	1,167	0	0	753.0	442	208	233	62	299	36	616	9	3,004	62	13.95	3.57	3.90	0.74	38.8	10.0	0.98	.264	2.78	61	2.43	60	5.28	133.8
6	Billy Wagner B. Wagner	12	407	770	42	33	.560	0	2.18	1,075	0	0	807.2	537	196	222	69	244	28	662	24	3,195	34	11.98	2.72	4.41	0.77	33.6	7.6	0.97	.263	2.47	52	2.54	59	5.98	158.8
7	John Franco J. Franco	11	356	645	49	58	.458	0	2.62	595	0	0	753.0	694	219	266	40	279	9	554	46	3,185	33	7.11	3.33	2.13	0.48	18.7	8.8	1.29	.289	3.18	68	3.17	80	8.29	65.7
8	Jeff Reardon J. Reardon	11	341	689	56	62	.475	0	3.21	678	0	0	859.2	761	307	323	85	268	20	577	43	3,570	13	7.10	2.81	2.53	0.89	19.0	7.5	1.20	.268	3.38	83	3.48	91	7.97	32.9
9	Aroldis Chapman A. Chapman	10	323	592	36	29	.554	0	2.15	955	0	0	574.1	324	137	151	37	253	26	469	5	2,307	59	14.97	3.96	3.77	0.58	41.4	11.0	1.00	.277	2.37	52	2.10	50	5.08	130.1
10	Jonathan Papelbon J. Papelbon	10	349	635	36	31	.537	0	2.33	743	0	0	656.2	502	170	197	50	154	31	551	13	2,638	12	10.18	2.11	4.82	0.69	28.2	5.8	1.00	.272	2.70	56	2.68	66	6.88	103.8
11	Francisco Rodriguez F. Rodriguez	10	403	661	33	35	.485	0	2.65	762	0	0	656.1	496	193	211	60	263	11	565	29	2,705	46	10.45	3.61	2.90	0.82	28.2	9.7	1.16	.271	2.89	65	3.23	78	6.80	67.3
12	Troy Percival T. Percival	10	341	567	28	37	.431	0	3.26	624	0	0	558.1	385	202	220	66	254	23	488	20	2,322	26	10.06	4.09	2.46	1.06	26.9	10.9	1.14	.235	3.55	71	3.88	85	6.21	44.2
13	Randy Myers R. Myers	10	335	605	35	44	.443	0	3.03	669	0	0	665.0	570	224	236	54	276	10	506	32	2,795	27	9.05	3.74	2.42	0.73	23.9	9.9	1.27	.289	3.19	76	3.27	81	7.71	57.3
14	Rich Gossage R. Gossage	10	256	563	76	58	.567	0	2.18	945	0	0	981.0	713	238	276	53	355	16	464	48	3,947	22	8.67	3.26	2.66	0.49	23.9	9.0	1.09	.256	2.53	58	2.59	68	6.54	134.5
15	Rollie Fingers R. Fingers	10	262	613	78	76	.506	2	2.45	877	0	0	1045.2	869	285	319	61	287	22	504	77	4,223	28	7.55	2.47	3.06	0.53	20.8	6.8	1.11	.272	2.75	71	2.58	72	7.48	119.6
16	Huston Street H. Street	9	281	527	27	25	.519	0	2.73	516	0	0	533.2	416	162	172	54	131	7	430	26	2,112	18	8.70	2.21	3.94	0.91	24.4	6.2	1.02	.258	2.90	66	3.24	80	7.02	51
17	Joe Nathan J. Nathan	9	361	607	36	23	.610	0	2.20	723	0	0	605.2	422	148	157	41	184	12	538	22	2,402	32	10.74	2.73	3.93	0.61	30.1	7.7	1.00	.264	2.33	52	2.56	61	6.27	113
18	Roberto Hernandez R. Hernandez	9	294	599	36	44	.450	0	3.16	592	0	0	641.1	591	225	252	52	259	20	514	26	2,741	27	8.31	3.63	2.29	0.73	21.6	9.4	1.33	.296	3.54	68	3.60	79	8.29	70.7
19	John Wetteland J. Wetteland	9	329	559	40	33	.548	0	2.70	663	0	0	610.1	486	183	211	59	198	11	506	23	2,508	15	9.78	2.92	3.35	0.87	26.4	7.9	1.12	.271	3.11	60	3.17	71	7.17	84.9
20	Rick Aguilera R. Aguilera	9	297	527	29	39	.426	0	3.32	494	0	0	563.2	509	208	231	65	158	15	492	29	2,329	19	7.89	2.52	3.13	1.04	21.2	6.8	1.18	.278	3.69	74	3.66	84	8.13	42.4
21	Dennis Eckersley D. Eckersley	9	351	546	31	30	.508	0	2.73	592	0	0	590.0	481	179	193	57	76	13	484	18	2,312	3	9.03	1.16	7.79	0.87	25.6	3.3	0.94	.269	2.94	68	2.60	64	7.34	94.8
22	Tom Henke T. Henke	9	280	536	32	32	.500	0	2.50	729	0	0	651.2	479	181	195	53	203	7	471	23	2,612	25	10.07	2.80	3.59	0.73	27.9	7.8	1.05	.263	2.69	60	2.63	64	6.62	107
23	Bruce Sutter B. Sutter	9	273	555	59	64	.480	0	2.72	732	0	0	894.2	750	270	308	66	263	12	447	70	3,646	35	7.36	2.65	2.78	0.66	20.1	7.2	1.13	.266	3.10	72	2.94	80	7.54	74.5
24	Francisco Cordero F. Cordero	8	302	562	34	32	.515	0	3.01	565	0	0	558.2	478	187	203	36	238	17	477	13	2,362	21	9.10	3.83	2.37	0.58	23.9	10.1	1.28	.293	3.27	69	3.27	76	7.70	67.6
25	Jason Isringhausen J. Isringhausen	8	272	490	26	22	.542	0	2.81	468	0	0	505.2	385	158	181	36	207	12	416	27	2,105	22	8.33	3.68	2.26	0.64	22.2	9.8	1.17	.253	3.22	65	3.45	78	6.85	52.2