Rank	Countries/Territories	Count	Percent
1	United States	465	37.2%
2	China	364	29.1%
3	Germany	103	8.2%
4	Japan	53	4.2%
5	Netherlands	49	3.9%
6	France	35	2.8%
7	Latvia	32	2.6%
8	Taiwan	29	2.3%
9	Singapore	13	1%
10	Switzerland	13	1%
11	United Kingdom	13	1%
12	India	10	0.8%
13	Cyprus	8	0.6%
14	Australia	6	0.5%
15	Canada	6	0.5%
16	Greece	5	0.4%
17	Italy	5	0.4%
18	Russia	5	0.4%
19	South Africa	4	0.3%
20	United Arab Emirates	4	0.3%
21	Hong Kong	4	0.3%
22	Argentina	4	0.3%
23	Ireland	4	0.3%
24	Iraq	2	0.2%
25	Libya	2	0.2%
26	Mexico	2	0.2%
27	Mongolia	2	0.2%
28	Pakistan	2	0.2%
29	Romania	2	0.2%
30	Norway	1	0.1%
31	Korea, Republic of	1	0.1%
32	Brazil	1	0.1%