Rank	Countries/Territories	Count	Percent
1	United States	346	45.4%
2	China	181	23.8%
3	Germany	142	18.6%
4	France	17	2.2%
5	Canada	11	1.4%
6	Netherlands	11	1.4%
7	Singapore	11	1.4%
8	Sweden	11	1.4%
9	Japan	6	0.8%
10	Lebanon	4	0.5%
11	Ukraine	4	0.5%
12	Cyprus	3	0.4%
13	Ireland	2	0.3%
14	Italy	2	0.3%
15	Mongolia	2	0.3%
16	Korea, Republic of	2	0.3%
17	South Africa	1	0.1%
18	Romania	1	0.1%
19	Argentina	1	0.1%
20	Australia	1	0.1%
21	Brazil	1	0.1%
22	United Kingdom	1	0.1%
23	Switzerland	1	0.1%