SET
USA_States_sm  Set of USA_States Region Names Needed for ShadeMap (SM)
  /
   "Alabama"
   "Alaska"
   "Arizona"
   "Arkansas"
   "California"
   "Colorado"
   "Connecticut"
   "Delaware"
   "District of Columbia"
   "Florida"
   "Georgia"
   "Hawaii"
   "Idaho"
   "Illinois"
   "Indiana"
   "Iowa"
   "Kansas"
   "Kentucky"
   "Louisiana"
   "Maine"
   "Maryland"
   "Massachusetts"
   "Michigan"
   "Minnesota"
   "Mississippi"
   "Missouri"
   "Montana"
   "Nebraska"
   "Nevada"
   "New Hampshire"
   "New Jersey"
   "New Mexico"
   "New York"
   "North Carolina"
   "North Dakota"
   "Ohio"
   "Oklahoma"
   "Oregon"
   "Pennsylvania"
   "Rhode Island"
   "South Carolina"
   "South Dakota"
   "Tennessee"
   "Texas"
   "Utah"
   "Vermont"
   "Virginia"
   "Washington"
   "West Virginia"
   "Wisconsin"
   "Wyoming"
  /;