how many seasons did hank aaron hit at least 30 home runs

Hank Aaron played 15 years with 30+ home runs.

	NAME	SEAS	HR	SEASON	TM	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	Hank Aaron H. Aaron	1	44	1957	MIL	151	615	118	198	27	6	132	57	0	58	1	1	675	369	77	0	3	15	13	.322	.378	.600	.978	128	52.6	.419	164	52.1
2	Hank Aaron H. Aaron	1	30	1958	MIL	153	601	109	196	34	4	95	59	1	49	4	1	664	328	68	0	3	16	21	.326	.386	.546	.931	117	42.1	.401	149	40.1
3	Hank Aaron H. Aaron	1	39	1959	MIL	154	629	116	223	46	7	123	51	4	54	8	0	693	400	92	0	9	17	19	.355	.401	.636	1.037	145	66.1	.440	175	65.4
4	Hank Aaron H. Aaron	1	40	1960	MIL	153	590	102	172	20	11	126	60	2	63	16	7	664	334	71	0	12	13	8	.292	.352	.566	.919	112	37.6	.392	150	39.2
5	Hank Aaron H. Aaron	1	34	1961	MIL	155	603	115	197	39	10	120	56	2	64	21	9	671	358	83	1	9	20	16	.327	.381	.594	.974	126	46.4	.410	153	44.8
6	Hank Aaron H. Aaron	1	45	1962	MIL	156	592	127	191	28	6	128	66	3	73	15	7	667	366	79	0	6	14	14	.323	.390	.618	1.008	134	56.9	.430	165	54.2
7	Hank Aaron H. Aaron	1	44	1963	MIL	161	631	121	201	29	4	130	78	0	94	31	5	714	370	77	0	5	18	11	.319	.391	.586	.977	137	62.2	.420	178	60.6
8	Hank Aaron H. Aaron	1	32	1965	MIL	150	570	109	181	40	1	89	60	1	81	24	4	639	319	73	0	8	10	15	.318	.379	.560	.938	116	48.5	.406	161	44.3
9	Hank Aaron H. Aaron	1	44	1966	ATL	158	603	117	168	23	1	127	76	1	96	21	3	688	325	68	0	8	15	14	.279	.356	.539	.895	114	41.6	.383	142	33.4
10	Hank Aaron H. Aaron	1	39	1967	ATL	155	600	113	184	37	3	109	63	0	97	17	6	669	344	79	0	6	19	11	.307	.369	.573	.943	120	53.4	.410	163	46.2
11	Hank Aaron H. Aaron	1	44	1969	ATL	147	547	100	164	30	3	97	87	2	47	9	10	639	332	77	0	3	19	14	.300	.396	.607	1.003	126	58	.435	170	51.3
12	Hank Aaron H. Aaron	1	38	1970	ATL	150	516	103	154	26	1	118	74	2	63	9	0	598	296	65	0	6	15	13	.298	.385	.574	.958	111	43.1	.412	146	34.3
13	Hank Aaron H. Aaron	1	47	1971	ATL	139	495	95	162	22	3	118	71	2	58	1	1	573	331	72	0	5	21	9	.327	.410	.669	1.079	124	65.3	.466	191	57.2
14	Hank Aaron H. Aaron	1	34	1972	ATL	129	449	75	119	10	0	77	92	1	55	4	0	544	231	44	0	2	15	17	.265	.390	.514	.904	92	38.5	.403	148	28.5
15	Hank Aaron H. Aaron	1	40	1973	ATL	120	392	84	118	12	1	96	68	1	51	1	1	465	252	53	0	4	13	7	.301	.402	.643	1.045	97	46	.449	176	40.8
	Total	15	594			2,231	8,433	1,604	2,628	423	61	1,685	1,018	22	1,003	182	55	9,563	4,955	1,078	1	89	240	202	.312	.384	.588	.971	1800	758.4	.418	162	692.6