Region
Asia
1
California
3
Chapel Hill
1
Chapel Hill (N.C.)
1
Foreign countries
10
Germany
1
Japan
1
Los Angeles
2
New York
4
New York (N.Y.)
2
New York (State)
4
New York Metropolitan Area
2
North Carolina
1
Pays étrangers
3
Pennsylvania
5
Philadelphia
5
Philadelphia (Pa.)
7
Poland
2
Russia
2
United States
8