Rank	Countries/Territories	Count	Percent
1	United States	332	36.9%
2	China	296	32.9%
3	Germany	65	7.2%
4	France	25	2.8%
5	Switzerland	18	2%
6	Japan	17	1.9%
7	Korea, Republic of	15	1.7%
8	Cyprus	15	1.7%
9	Singapore	12	1.3%
10	Netherlands	10	1.1%
11	Russia	10	1.1%
12	United Kingdom	9	1%
13	Norway	8	0.9%
14	Spain	6	0.7%
15	Ecuador	6	0.7%
16	India	6	0.7%
17	Ghana	5	0.6%
18	Canada	5	0.6%
19	Hong Kong	4	0.4%
20	Ireland	4	0.4%
21	Malaysia	4	0.4%
22	Romania	4	0.4%
23	Philippines	4	0.4%
24	Turkey	3	0.3%
25	Mongolia	3	0.3%
26	Australia	2	0.2%
27	Ethiopia	2	0.2%
28	Pakistan	2	0.2%
29	Sweden	2	0.2%
30	Portugal	1	0.1%
31	Ukraine	1	0.1%
32	Thailand	1	0.1%
33	Czech Republic	1	0.1%
34	Denmark	1	0.1%
35	Italy	1	0.1%