Rank	Countries/Territories	Count	Percent
1	United States	334	38.7%
2	China	275	31.9%
3	Germany	78	9%
4	France	57	6.6%
5	Japan	18	2.1%
6	Netherlands	15	1.7%
7	Malaysia	12	1.4%
8	Canada	9	1%
9	Australia	8	0.9%
10	Korea, Republic of	7	0.8%
11	Iran, Islamic Republic of	6	0.7%
12	Latvia	5	0.6%
13	Singapore	5	0.6%
14	Ireland	4	0.5%
15	Cyprus	4	0.5%
16	United Arab Emirates	3	0.3%
17	United Kingdom	3	0.3%
18	South Africa	2	0.2%
19	Sweden	2	0.2%
20	Ukraine	2	0.2%
21	Norway	2	0.2%
22	Russia	2	0.2%
23	Austria	2	0.2%
24	Hong Kong	2	0.2%
25	Lithuania	2	0.2%
26	Bangladesh	1	0.1%
27	Argentina	1	0.1%
28	Georgia	1	0.1%
29	Switzerland	1	0.1%