Region
United States
67
United States --
41
Russia (Federation)
3
Russia (Federation) --
3
Europe
2
Europe --
2
2001
1
ASEAN
1
ASEAN --
1
China
1
China --
1
Developing countries
1
Europe, Eastern
1
Europe, Eastern --
1
Iran
1
Iran --
1
Iraq --
1
Middle East
1
Middle East --
1
Russia
1
Russia (Federation). Voenno-Morskoi Flot
1
Russian(Federation)
1
United Nations
1
United State
1
United States - --
1
United States. Department of Defense --
1
United states
1