average pitching speed year over year MLB

	LEAGUE	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SB	PA	TB	XBH	AVG	OBP	SLG	OPS
1	NL	1876	520	.500	257	257	20,121	3,066	5,338	633	181	40		336			20,457	6,453	854	.265		.321
2	NL	1877	360	.500	177	177	13,667	2,040	3,705	431	204	24		345			14,012	4,616	659	.271		.338
3	NL	1878	368	.500	180	180	13,644	1,904	3,539	481	132	23		364			14,008	4,353	636	.259		.319
4	NL	1879	642	.500	316	316	24,155	3,409	6,171	958	317	58		508			24,663	7,937	1,333	.255		.329
5	NL	1880	680	.500	332	332	24,301	3,191	5,946	980	328	62		740			25,041	7,768	1,370	.245		.320
6	NL	1881	672	.500	334	334	24,377	3,425	6,339	1,068	304	76		1,033			25,410	8,243	1,448	.260		.338
7	NL	1882	676	.500	334	334	24,769	3,657	6,225	1,071	404	126		960			25,729	8,482	1,601	.251		.342
8	AA	1882	468	.500	233	233	16,853	2,435	4,108	545	219	52		632			17,485	5,247	816	.244		.311
9	NL	1883	790	.500	390	390	29,012	4,565	7,611	1,527	468	124		1,121			30,133	10,446	2,119	.262		.360
10	AA	1883	780	.500	389	389	28,658	4,465	7,217	960	478	114		1,205			29,863	9,475	1,552	.252		.331
11	NL	1884	914	.500	447	447	32,687	5,028	8,071	1,216	425	321		1,821			34,508	11,100	1,962	.247		.340
12	AA	1884	1,318	.500	640	640	46,186	6,889	11,065	1,574	833	243		1,992			48,646	15,034	2,650	.240	.278	.326	.604
13	UA	1884	856	.500	422	422	30,439	4,825	7,457	1,230	279	125		1,134			31,573	9,620	1,634	.245		.316
14	NL	1885	890	.500	442	442	31,123	4,407	7,516	1,167	412	174	3,094	1,845			32,968	10,029	1,753	.241		.322
15	AA	1885	890	.500	444	444	31,602	4,885	7,789	1,026	553	149	3,394	1,685			33,620	10,368	1,728	.246	.292	.328	.620
16	NL	1886	990	.500	480	480	33,997	5,185	8,524	1,340	506	249	3,870	2,372		1,339	36,369	11,623	2,095	.251		.342
17	AA	1886	1,114	.500	544	544	38,930	6,327	9,450	1,339	649	164	4,369	3,182		1,904	42,421	12,579	2,152	.243	.305	.323	.628
18	NL	1887	1,016	.500	492	492	35,812	6,183	9,624	1,450	711	383	4,899	2,733	317	2,681	38,862	13,645	2,544	.269	.326	.381	.707
19	AA	1887	1,100	.500	536	536	38,923	7,234	10,610	1,638	687	223	5,494	3,320	429	3,664	42,672	14,291	2,548	.273	.336	.367	.704
20	NL	1888	1,088	.500	532	532	37,456	4,937	8,943	1,200	509	333	3,772	2,093	318	2,301	39,867	12,160	2,042	.239	.285	.325	.609
21	AA	1888	1,096	.500	539	539	37,983	5,691	9,057	1,251	545	188	4,264	2,634	506	2,959	41,123	11,962	1,984	.238	.297	.315	.612
22	NL	1889	1,062	.500	518	518	37,538	6,203	9,986	1,522	465	371	4,988	3,612	302	2,087	41,452	13,551	2,358	.266	.335	.361	.696
23	AA	1889	1,118	.500	546	546	38,940	6,783	10,184	1,493	618	296	5,239	3,704	457	2,729	43,101	13,801	2,407	.262	.333	.354	.687
24	NL	1890	1,078	.500	530	530	37,587	6,010	9,538	1,376	586	257	4,597	3,773	429	2,259	41,789	12,857	2,219	.254	.329	.342	.671
25	AA	1890	1,080	.500	526	526	37,003	6,042	9,345	1,258	560	187	4,344	3,746	503	2,612	41,252	12,284	2,005	.253	.330	.332	.662