league average home run percentage every year since 2008

	LEAGUE	HR	SEASON	G	W%	W	L	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	NL	2,608	2008	2,588	.491	1,271	1,317	88,595	11,741	23,071	4,729	478	11,203	8,816	856	18,050	1,482	547	99,995	36,580	7,815	1,049	679	780	1,985	.260	.331	.413	.744
2	AL	2,270	2008	2,268	.510	1,157	1,111	78,119	10,844	20,901	4,285	408	10,338	7,521	816	14,834	1,317	488	87,619	32,812	6,963	477	686	530	1,898	.268	.336	.420	.756
3	NL	2,482	2009	2,590	.495	1,283	1,307	87,884	11,481	22,741	4,606	561	10,927	8,926	865	18,282	1,429	591	99,531	35,915	7,649	1,138	718	770	1,979	.259	.331	.409	.739
4	AL	2,560	2009	2,270	.505	1,147	1,123	77,965	10,938	20,783	4,131	388	10,437	7,694	725	15,309	1,541	542	87,529	33,370	7,079	497	648	409	1,817	.267	.336	.428	.764
5	NL	2,404	2010	2,592	.497	1,288	1,304	87,886	11,211	22,423	4,470	498	10,688	8,411	822	19,092	1,454	588	98,800	35,101	7,372	1,006	675	759	1,917	.255	.324	.399	.723
6	AL	2,209	2010	2,268	.504	1,142	1,126	77,467	10,097	20,131	4,016	368	9,600	7,367	727	15,214	1,505	540	86,725	31,510	6,593	538	626	457	1,802	.260	.327	.407	.734
7	NL	2,281	2011	2,590	.498	1,290	1,300	88,119	10,691	22,263	4,394	487	10,159	8,032	816	18,900	1,679	642	98,744	34,474	7,162	1,137	640	759	1,802	.253	.319	.391	.710
8	AL	2,271	2011	2,268	.502	1,139	1,129	77,586	10,117	20,004	4,005	411	9,645	6,986	738	15,588	1,600	619	86,474	31,644	6,687	530	634	472	1,721	.258	.323	.408	.730
9	NL	2,434	2012	2,592	.494	1,280	1,312	87,814	10,929	22,283	4,453	558	10,370	7,813	769	19,808	1,728	635	98,048	35,154	7,445	1,024	628	634	1,840	.254	.318	.400	.718
10	AL	2,500	2012	2,268	.507	1,150	1,118	77,437	10,088	19,780	3,808	369	9,628	6,896	725	16,618	1,501	501	86,108	31,826	6,677	455	595	421	1,774	.255	.320	.411	.731
11	NL	2,157	2013	2,430	.498	1,211	1,219	82,690	9,730	20,768	4,039	424	9,243	7,106	838	18,374	1,265	494	92,103	32,126	6,620	920	549	575	1,872	.251	.315	.389	.703
12	AL	2,504	2013	2,432	.502	1,220	1,212	83,380	10,525	21,325	4,183	348	10,028	7,534	698	18,336	1,428	513	92,745	33,716	7,035	463	670	443	1,860	.256	.320	.404	.725
13	NL	2,025	2014	2,430	.495	1,202	1,228	82,491	9,600	20,562	4,005	459	9,109	6,929	822	19,196	1,370	543	91,726	31,560	6,489	886	598	514	1,755	.249	.312	.383	.694
14	AL	2,161	2014	2,430	.505	1,228	1,202	83,123	10,161	21,033	4,132	390	9,636	7,091	830	18,245	1,394	492	92,180	32,428	6,683	457	679	471	1,854	.253	.316	.390	.706
15	NL	2,275	2015	2,430	.493	1,198	1,232	82,652	9,996	20,947	4,076	480	9,508	7,026	776	19,165	1,320	531	91,776	32,808	6,831	747	575	552	1,878	.253	.316	.397	.713
16	AL	2,634	2015	2,428	.507	1,231	1,197	82,836	10,651	21,159	4,166	459	10,142	7,047	826	18,281	1,185	533	91,819	34,145	7,259	453	657	399	1,861	.255	.318	.412	.730
17	NL	2,657	2016	2,428	.494	1,198	1,228	82,635	10,774	20,977	4,100	502	10,249	7,723	881	19,886	1,388	553	92,521	34,052	7,259	675	607	590	1,802	.254	.322	.412	.734
18	AL	2,953	2016	2,428	.506	1,229	1,199	82,926	10,970	21,299	4,154	371	10,496	7,365	770	19,096	1,149	448	92,018	35,054	7,478	350	607	342	1,917	.257	.321	.423	.744
19	NL	2,935	2017	2,430	.496	1,205	1,225	82,533	11,139	20,985	4,203	461	10,657	8,044	879	20,310	1,255	476	92,663	34,915	7,599	653	554	609	1,846	.254	.325	.423	.748
20	AL	3,170	2017	2,430	.504	1,225	1,205	83,034	11,443	21,230	4,194	334	10,901	7,785	884	19,794	1,272	458	92,589	35,602	7,698	272	614	361	1,958	.256	.324	.429	.753
21	NL	2,685	2018	2,432	.503	1,224	1,208	82,723	10,631	20,403	3,993	457	10,116	8,049	919	21,001	1,215	490	92,864	33,365	7,135	564	609	605	1,694	.247	.318	.403	.722
22	AL	2,900	2018	2,430	.497	1,207	1,223	82,710	10,999	20,615	4,271	390	10,490	7,637	1,003	20,206	1,259	468	92,235	34,366	7,561	259	626	324	1,763	.249	.318	.415	.734
23	NL	3,298	2019	2,430	.507	1,231	1,199	83,094	11,608	20,885	4,213	400	11,141	7,979	1,048	21,408	1,133	397	93,207	35,792	7,911	531	555	478	1,735	.251	.323	.431	.753
24	AL	3,478	2019	2,428	.493	1,198	1,230	83,557	11,859	21,154	4,318	385	11,330	7,916	936	21,415	1,147	435	93,249	36,676	8,181	245	595	275	1,728	.253	.323	.439	.762
25	NL	1,161	2020	898	.500	449	449	29,399	4,227	7,245	1,402	126	4,043	3,078	448	7,674	432	144	33,187	12,382	2,689	60	202	127	634	.246	.325	.421	.746