Top states for presidential campaign ad spending (approximated):

_ Florida, $19.6 million

_ Ohio, $14.3 million

_ Virginia, $9 million

_ North Carolina, $7.5 million

_ Iowa, $5.5 million

_ Pennsylvania, $5.3 million

_ Colorado, $4.9 million

_ Nevada, $4 million

_ New Hampshire, $3.6 million

Top metropolitan areas for presidential campaign ad spending:

_Norfolk-Portsmouth-Newport News, Va.

_Roanoke-Lynchburg, Va.

_Greensboro-High Point-Winston Salem, N.C.

_Columbus, Ohio

_Raleigh-Durham, N.C.

_Richmond-Petersburg, Va.

_Cedar Rapids, Iowa

_Charlotte, N.C.

_Cincinnati

_Des Moines, Iowa

Source: SMG Delta