Where is 'The Beverly Hillbillies' set?

In what year did 'The Jetsons' premiere? Where is 'The Jetsons' set? On which network did 'The Beverly Hillbillies' originally air? In what year did 'The Beverly Hillbillies' premiere? Who created 'The Beverly Hillbillies'? On which network did 'Gilligan's Island' originally air? In what year did 'Gilligan's Island' premiere? Who created 'Gilligan's Island'?