In what year did 'Castle' premiere?

In what year did 'The Vampire Diaries' premiere? Where is 'The Vampire Diaries' set? Who created 'The Vampire Diaries'? On which network did 'Castle' originally air? Where is 'Castle' set? Who created 'Castle'? On which network did 'Jersey Shore' originally air? In what year did 'Jersey Shore' premiere?