Rank	Countries/Territories	Count	Percent
1	United States	495	40.8%
2	China	395	32.6%
3	Germany	78	6.4%
4	Korea, Republic of	37	3.1%
5	France	30	2.5%
6	Netherlands	19	1.6%
7	United Kingdom	16	1.3%
8	Singapore	14	1.2%
9	Hong Kong	11	0.9%
10	Australia	11	0.9%
11	Italy	10	0.8%
12	Switzerland	10	0.8%
13	Canada	9	0.7%
14	Poland	7	0.6%
15	Malaysia	7	0.6%
16	Japan	6	0.5%
17	India	6	0.5%
18	Sweden	5	0.4%
19	Uganda	4	0.3%
20	Colombia	4	0.3%
21	Costa Rica	4	0.3%
22	Cyprus	3	0.2%
23	Argentina	3	0.2%
24	Thailand	3	0.2%
25	Spain	3	0.2%
26	Mongolia	3	0.2%
27	Norway	3	0.2%
28	South Africa	2	0.2%
29	Taiwan	2	0.2%
30	Ukraine	2	0.2%
31	Bahrain	2	0.2%
32	Iraq	2	0.2%
33	Latvia	2	0.2%
34	Ireland	1	0.1%
35	Czech Republic	1	0.1%
36	United Arab Emirates	1	0.1%
37	Portugal	1	0.1%