Filters Years 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 - 1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 League All AA AL FL NA NL PL UA Teams All Active Defunct

																		Park Factors					Att
#	Team	Yrs	Span		G	W	L	W%	+/-.5	R	RA		WC	Div	Lg	WS		R	HR	RHR	LHR		Ratio
1	Arizona Diamondbacks	16	1998-2013		2500	1247	1253	.499	-6	-512	427		0	5	1	1		1.05	1.04	1.05	1.04		1.02
2	Atlanta Braves	138	1876-2013		20446	10170	10123	.501	47	-470	1,459		2	16	17	3		1.00	1.06	1.09	1.04		0.86
3	Baltimore Orioles	113	1901-2013		17543	8281	9152	.475	-871	-3,369	-1,710		2	8	7	3		1.00	1.07	1.01	1.14		0.83
4	Boston Red Sox	113	1901-2013		17530	9020	8427	.517	593	275	2,839		7	6	12	7		1.04	1.01	1.07	0.93		1.12
5	Chicago Cubs	138	1876-2013		20476	10400	9920	.512	480	394	2,818		1	5	16	2		1.03	1.09	1.11	1.07		1.14
6	Chicago White Sox	113	1901-2013		17535	8821	8611	.506	210	-1,461	2,439		0	5	6	3		0.99	0.94	0.96	0.91		1.03
7	Cincinnati Reds	132	1882-2013		20065	10134	9795	.509	339	-169	1,693		0	10	10	5		1.01	0.97	0.96	0.99		0.92
8	Cleveland Indians	113	1901-2013		17542	8873	8578	.509	295	954	479		0	7	5	2		1.00	0.96	0.94	0.99		0.92
9	Colorado Rockies	21	1993-2013		3249	1538	1711	.473	-173	-863	159		3	0	1	0		1.19	1.19	1.21	1.15		1.25
10	Detroit Tigers	113	1901-2013		17567	8867	8607	.507	260	1,539	-321		1	5	11	4		1.01	1.05	1.08	1.05		1.14
11	Houston Astros	52	1962-2013		8209	4025	4179	.491	-154	230	-835		2	7	1	0		0.96	0.90	0.91	0.88		0.92
12	Kansas City Royals	45	1969-2013		7059	3387	3670	.480	-283	-1,758	262		0	7	2	1		1.02	0.92	0.93	0.91		0.94
13	Los Angeles Angels of Anaheim	53	1961-2013		8367	4173	4191	.499	-18	-621	353		1	8	1	1		0.98	0.99	0.99	0.98		1.13
14	Los Angeles Dodgers	130	1884-2013		19862	10332	9393	.524	939	2,291	2,029		2	11	22	6		0.98	0.99	0.99	0.99		1.32
15	Miami Marlins	21	1993-2013		3241	1526	1715	.471	-189	-386	-734		2	0	2	2		0.98	0.94	0.94	0.94		0.67
16	Milwaukee Brewers	45	1969-2013		7067	3373	3690	.478	-317	-104	-1,120		1	3	1	0		1.00	0.98	0.99	0.98		0.90
17	Minnesota Twins	113	1901-2013		17547	8391	9047	.481	-656	-1,836	-1,446		0	10	6	3		1.00	0.91	0.91	0.91		0.80
18	New York Mets	52	1962-2013		8195	3910	4277	.478	-367	-668	-438		2	5	4	2		0.97	0.99	0.98	1.02		1.12
19	New York Yankees	113	1901-2013		17517	9900	7524	.568	2376	8,831	3,672		4	18	40	27		0.98	1.09	1.00	1.22		1.39
20	Oakland Athletics	113	1901-2013		17505	8480	8938	.487	-458	-482	-2,438		1	15	15	9		0.99	1.06	1.13	0.97		0.85
21	Philadelphia Phillies	131	1883-2013		19874	9352	10410	.473	-1058	-2,227	-3,335		0	12	7	2		1.02	1.07	1.09	1.05		0.92
22	Pittsburgh Pirates	132	1882-2013		20024	10002	9886	.503	116	561	28		0	9	9	5		1.00	0.89	0.88	0.90		0.85
23	San Diego Padres	45	1969-2013		7074	3281	3791	.464	-510	-546	-2,044		0	5	2	0		0.95	0.97	0.99	0.94		0.84
24	San Francisco Giants	131	1883-2013		19944	10651	9136	.538	1515	6,052	1,765		1	8	22	9		0.98	1.13	1.15	1.13		1.18
25	Seattle Mariners	37	1977-2013		5780	2695	3083	.466	-388	-1,078	-621		1	3	0	0		0.99	1.05	1.03	1.07		0.90
26	St. Louis Cardinals	132	1882-2013		20069	10329	9589	.519	740	1,593	2,037		3	10	22	12		1.01	1.03	0.99	1.09		1.02
27	Tampa Bay Rays	16	1998-2013		2496	1139	1357	.456	-218	-576	-575		1	2	1	0		0.98	0.98	0.96	1.01		0.65
28	Texas Rangers	53	1961-2013		8353	3975	4372	.476	-397	-562	-1,168		1	5	2	0		1.02	1.01	1.00	1.02		0.92
29	Toronto Blue Jays	37	1977-2013		5779	2861	2915	.495	-54	-1,007	1,100		0	5	2	2		1.02	1.04	1.06	1.02		1.12
30	Washington Nationals	45	1969-2013		7065	3379	3682	.479	-303	-1,614	-94		0	2	0	0		1.00	0.98	0.97	1.01		0.77

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The statistics used were obtained free of charge from The Baseball Databank.

Wins Above Replacement data courtesy of Baseball-Reference.com.

Defensive Regression Analysis data used here was obtained with permission from Michael Humphreys, author of Wizardry.

The transaction and player splits data used here was obtained free of charge from and is copyrighted by Retrosheet.
Interested parties may contact Retrosheet at "www.retrosheet.org".

Uniform images used with permission from Marc Okkonen, author of Baseball Uniforms of the 20th Century.
Images can also be viewed at the Hall of Fame online exhibit Dressed to the Nines

Win Shares are calculated using the formula in the book Win Shares by Bill James