how many times have four players hit more than 50 home runs in one season

Babe Ruth played 4 years with >50 home runs.

	NAME	SEAS	HR	G	AB	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	Babe Ruth B. Ruth	4	227	599	2,074	656	741	138	41	614	569	10	337	42		2,684	1,642	406	31				.357	.498	.792	1.289	774	449.2	.556	218	423.3
2	Hack Wilson H. Wilson	1	56	155	585	146	208	35	6	191	105	1	84	3		709	423	97	18				.356	.454	.723	1.177	189	89	.497	171	78.9
3	Jimmie Foxx J. Foxx	1	58	154	585	151	213	33	9	169	116	0	96	3	7	701	438	100	0				.364	.469	.749	1.218	193	105.6	.522	198	95.8
4	Hank Greenberg H. Greenberg	1	58	155	556	143	175	23	4	147	119	3	92	7	5	681	380	85	3				.315	.438	.683	1.122	166	80.3	.489	162	62
5	Ralph Kiner R. Kiner	2	105	304	1,114	234	347	42	9	254	215	3	142	7		1,333	722	156	1			22	.311	.424	.648	1.072	298	142.9	.478	174	124
6	Johnny Mize J. Mize	1	51	154	586	137	177	26	2	138	74	4	42	2		664	360	79	0			6	.302	.384	.614	.998	132	57.1	.448	156	47.4
7	Willie Mays W. Mays	2	103	309	1,138	241	362	39	16	239	155	4	131	33	8	1,308	742	158	2	9	29	23	.318	.399	.652	1.051	279	133.5	.449	178	122.3
8	Mickey Mantle M. Mantle	2	106	303	1,047	263	351	38	11	258	238	2	211	22	2	1,298	729	155	2	9	15	6	.335	.456	.696	1.152	320	168.6	.488	199	163.4
9	Roger Maris R. Maris	1	61	161	590	132	159	16	4	141	94	7	67	0	0	698	366	81	0	7	0	16	.269	.372	.620	.993	138	55.9	.424	162	55.1
10	George Foster G. Foster	1	52	158	615	124	197	31	2	149	61	5	107	6	4	689	388	85	0	8	10	17	.320	.382	.631	1.013	139	58.4	.430	165	54.1
11	Cecil Fielder C. Fielder	1	51	159	573	104	159	25	1	132	90	5	182	0	1	673	339	77	0	5	11	15	.277	.377	.592	.969	127	51.8	.419	165	50.2
12	Mark McGwire M. McGwire	4	245	594	1,993	438	577	90	1	530	512	25	567	4	0	2,547	1,404	336	0	17	81	43	.290	.437	.704	1.142	602	280.6	.465	181	272.1
13	Ken Griffey Jr. K. Griffey Jr.	2	112	318	1,241	245	365	67	6	293	152	15	242	35	9	1,424	780	185	0	16	34	26	.294	.374	.629	1.002	274	98.2	.414	150	90.8
14	Sammy Sosa S. Sosa	3	193	481	1,845	394	567	78	7	459	267	10	495	25	19	2,145	1,238	278	0	23	59	43	.307	.393	.671	1.064	455	184.4	.434	162	174.7
15	Barry Bonds B. Bonds	1	73	153	476	129	156	32	2	137	177	9	93	13	3	664	411	107	0	2	35	5	.328	.515	.863	1.379	200	117.7	.537	234	116.6
16	Luis Gonzalez L. Gonzalez	1	57	162	609	128	198	36	7	142	100	14	83	1	1	728	419	100	0	5	24	14	.325	.429	.688	1.117	168	77.8	.454	173	69.4
17	Alex Rodriguez A. Rodriguez	3	163	482	1,839	401	571	92	3	433	257	47	373	51	11	2,165	1,158	258	0	22	29	46	.310	.404	.630	1.034	452	186.8	.431	164	172.1
18	Jim Thome J. Thome	1	52	147	480	101	146	19	2	118	122	5	139	1	2	613	325	73	0	6	18	5	.304	.445	.677	1.122	142	68.3	.461	189	67.1
19	Andruw Jones A. Jones	1	51	160	586	95	154	24	3	128	64	15	112	5	3	672	337	78	0	7	13	19	.263	.347	.575	.922	112	31.6	.383	134	28.5
20	Ryan Howard R. Howard	1	58	159	581	104	182	25	1	149	108	9	181	0	0	704	383	84	0	6	37	7	.313	.425	.659	1.084	151	63	.436	162	57.5
21	David Ortiz D. Ortiz	1	54	151	558	115	160	29	2	137	119	4	117	1	0	686	355	85	0	5	23	12	.287	.413	.636	1.049	142	56	.427	157	50.9
22	Jose Bautista J. Bautista	1	54	161	569	109	148	35	3	124	100	10	116	9	2	683	351	92	0	4	2	10	.260	.378	.617	.995	134	55.1	.422	165	52.4
23	Chris Davis C. Davis	1	53	160	584	103	167	42	1	138	72	10	199	4	1	673	370	96	0	7	12	4	.286	.370	.634	1.004	130	56.3	.421	167	51.4
24	Aaron Judge A. Judge	4	225	622	2,212	520	690	118	6	503	495	27	714	47	12	2,752	1,495	349	0	18	86	67	.312	.440	.676	1.116	645	320.4	.457	201	324.2
25	Giancarlo Stanton G. Stanton	1	59	159	597	123	168	32	0	132	85	7	163	2	2	692	377	91	0	3	13	13	.281	.376	.631	1.007	137	52.3	.410	158	51.9