April Hitting, 2010-2016

From Baseball Reference. First table is AL, then NL. Biggest story seems to be NL gain in SLG of .025 over last year.

American League

Year	PA	AB	HR	BA	SLG	OBP	HR%
2010	12399	10952	304	0.255	0.406	0.330	0.028
2011	14148	12624	349	0.249	0.394	0.319	0.028
2012	11962	10742	342	0.252	0.409	0.319	0.032
2013	14825	13282	417	0.255	0.411	0.322	0.031
2014	15303	13611	344	0.252	0.392	0.324	0.025
2015	12432	11120	317	0.251	0.395	0.319	0.029
2016	13142	11836	375	0.245	0.399	0.311	0.032

National League

Year	PA	AB	HR	BA	SLG	OBP	HR%
2010	14207	12476	344	0.257	0.406	0.332	0.028
2011	16236	14436	375	0.252	0.389	0.320	0.026
2012	13615	12149	296	0.247	0.383	0.314	0.024
2013	14980	13380	383	0.247	0.391	0.313	0.029
2014	15714	14115	376	0.246	0.386	0.310	0.027
2015	12276	11061	275	0.249	0.385	0.311	0.025
2016	13613	12052	365	0.253	0.410	0.326	0.030