Massachusetts 1836

Delaware 1852

Vermont 1854

Connecticut 1862

Iowa 1868

Pennsylvania 1869

District of Columbia 1871

Minnesota 1871

Missouri 1873

Nebraska 1873

Arkansas 1879

Mississippi 1880

New Jersey 1880

New York 1881

Tennessee 1881

North Carolina 1881

Idaho 1883

Hawaii 1884

Virginia 1887

South Carolina 1887

New Hampshire 1887

Utah 1888

Wisconsin 1889

Kansas 1889

Maryland 1890

North Dakota 1891

Kentucky 1893

Wyoming 1895

Montana 1895

Rhode Island 1896

Alabama 1896

Washington 1901

Maine 1903

South Dakota 1903

California 1905

Texas 1907

Colorado 1913

Michigan 1915

Nevada 1919

Illinois 1921

West Virginia 1923

Indiana 1926

Ohio 1929

Georgia 1933

Alaska 1953

Oregon 1970

Florida 1986

Arizona 1998

Arizona 1998

Missouri 1998

Oklahoma 2002

New Mexico 2007!