Participating States
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Year | Total of States | Participating States | 2019 | 13 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, South Carolina, Tennessee, Utah, Virginia, West Virginia | 2018 | 15 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, North Carolina, Oklahoma, South Carolina, Tennessee, Utah, Wisconsin | 2017 | 15 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, North Carolina, Pennsylvania, South Carolina, Tennessee, Utah, Virginia | 2016 | 17 | Alabama, Arkansas, Florida, Georgia, Idaho, Indiana, Kentucky, Louisiana, Mississippi, New York, North Carolina, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, Wisconsin | 2015 | 15 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, Ohio, North Carolina, South Carolina, Tennessee, Virginia, West Virginia | 2014 | 12 | Alabama, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, Oklahoma, Pennsylvania, Tennessee, Virginia | 2013 | 13 | Alabama, Florida, Georgia, Indiana, Louisiana, Mississippi, New York, North Carolina, Oklahoma, Pennsylvania, South Carolina, Tennessee, Virginia | 2012 | 15 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, North Carolina, Oklahoma, Pennsylvania, South Carolina, Tennessee, West Virginia | 2011 | 13 | Alabama, Arkansas, Georgia, Indiana, Kentucky, Louisiana, Mississippi, New York, Oklahoma, Tennessee, Texas, Virginia, West Virginia | 2010 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, Pennsylvania, Tennessee, Virginia, West Virginia | 2009 | 14 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Louisiana, Mississippi, New York, Oklahoma, Pennsylvania, Tennessee, Virginia, West Virginia | 2008 | 14 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Louisiana, Maryland, Mississippi, Oklahoma, Pennsylvania, Tennessee, Texas, West Virginia | 2007 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, New York, Oklahoma, Oregon, Pennsylvania, Tennessee, Texas, Virginia | 2006 | 10 | Alabama, Arkansas, Georgia, Illinois, Louisiana, Mississippi, Pennsylvania, Tennessee, Virginia, West Virginia | 2005 | 15 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Mississippi, North Carolina, Oklahoma, Oregon, Pennsylvania, Tennessee, Virginia, West Virginia | 2004 | 16 | Alabama, Arkansas, Georgia, Illinois, Indiana, Louisiana, Maryland, Mississippi, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, West Virginia | 2003 | 14 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia | 2002 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Louisiana, Mississippi, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia | 2001 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Louisiana, Maryland, Mississippi, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia | 2000 | 10 | Alabama, Arkansas, Florida, Georgia, Illinois, Louisiana, Oklahoma, Pennsylvania, Virginia, West Virginia | 1999 | 20 | Alabama, Arkansas, Florida, Georgia, Idaho, Illinois, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, North Carolina, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia, Wisconsin | 1998 | 18 | Alabama, Arkansas, Florida, Georgia, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, North Carolina, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia, Wisconsin | 1997 | 22 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Hampshire, New York, North Carolina, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, Washington, West Virginia, Wisconsin | 1996 | 19 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Hampshire, New York, North Carolina, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, West Virginia | 1995 | 10 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Tennessee, West Virginia | 1994 | 21 | Alabama, Arkansas, Florida, Georgia, Idaho, Illinois, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Hampshire, New York, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Washington, West Virginia | 1993 | 19 | Alabama, Arkansas, Florida, Georgia, Idaho, Illinois, Indiana, Kentucky, Louisiana, Maryland, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, Virginia, Washington, West Virginia | 1992 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, West Virginia | 1991 | 19 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Maryland, Massachusetts, Mississippi, Missouri, New Hampshire, Ohio, Oklahoma, South Carolina, Tennessee, Texas, West Virginia | 1990 | 15 | Alabama, Arkansas, Florida, Georgia, Illinois, Kentucky, Louisiana, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, West Virginia | 1989 | 19 | Alabama, Arkansas, California, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, Virginia, West Virginia | 1988 | 13 | Alabama, Florida, Georgia, Illinois, Louisiana, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, West Virginia | 1987 | 19 | Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, Virginia, West Virginia | 1986 | ? | Florida, Louisiana, Texas….more | 1985 | 16 | Alabama, Florida, Georgia, Kentucky, Louisiana, Michigan, Mississippi, Missouri, New Hampshire, Oklahoma, South Carolina, Tennessee, Texas, Vermont, Virginia, West Virginia | 1984 | 15 | Alabama, Florida, Georgia, Kentucky, Louisiana, Michigan, Missouri, New Hampshire, Oklahoma, Oregon, Rhode Island, South Carolina, Texas, Virginia, West Virginia | 1983 | 9 | Alabama, Florida, Louisiana, Missouri, New Hampshire, Tennessee, Texas, Virginia, West Virginia | 1982 | 8 | Florida, Louisiana, Missouri, New Hampshire, Tennessee, Texas, Virginia, West Virginia | 1981 | 4 | Louisiana, Texas, Virginia, West Virginia |
1980 | 3 | Massachusetts, Virginia, West Virginia | |