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Decades

• 1960s (4,432)
• 1970s (6,240)
• 1980s (7,180)
• 1990s (2,280)
• 2000s (369)

States

• Alabama (137)
• Arizona (3)
• Arkansas (136)
• California (93)
• Connecticut (46)
• Delaware (22)
• Florida (8)
• Georgia (163)
• Idaho (2)
• Illinois (3,179)
• Indiana (1,287)
• Iowa (755)
• Kansas (170)
• Kentucky (707)
• Louisiana (62)
• Maine (636)
• Maryland (399)
• Massachusetts (51)
• Michigan (1,375)
• Minnesota (411)
• Mississippi (27)
• Missouri (449)
• Nebraska (127)
• New Hampshire (45)
• New Jersey (73)
• New Mexico (4)
• New York (203)
• North Carolina (601)
• Ohio (4,089)
• Oklahoma (15)
• Adair (3)
• Beckham (1)
• Carter (1)
• Cherokee (5)
• Custer (1)
• Garvin (1)
• Ottawa (2)
• Rogers (1)
• Oregon (15)
• Pennsylvania (2,354)
• South Carolina (135)
• South Dakota (27)
• Tennessee (256)
• Texas (288)
• Vermont (85)
• Virginia (567)
• Washington (42)
• West Virginia (307)
• Wisconsin (1,150)