Based on the transportation numbers, proximity, and open borders, here are the most likely countries to IMPORT ebola (not most likely for an outbreak):
Ghana
UNITED STATES I(Thanks Obola!
France
Senegal
Ivory Coast
United Kingdom
Nigeria
Belgium
Gambia
Mali
Morrocco
South Africa
Lebanon
Kenya
Belgium should be closer to the top since so many West Africans have a layover there.