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People's Republic of China
27
29
56
Republic of Korea
7
13
20
France
0
8
8
Netherlands
6
6
12
Japan
3
4
7
Germany
0
4
4
Spain
3
3
6
Democratic People's Republic of Korea
6
2
8
Switzerland
0
1
1
Israel
0
1
1
Egypt
12
1
13
Canada
4
1
5
Mongolia
10
0
10
Belgium
1
0
1
Islamic Republic of Iran
2
0
2
Russian Federation
2
0
2
Argentina
2
0
2