Rank	Countries/Territories	Count	Percent
1	United States	356	36.2%
2	China	304	30.9%
3	Germany	128	13%
4	Japan	25	2.5%
5	Spain	15	1.5%
6	France	15	1.5%
7	India	15	1.5%
8	Canada	15	1.5%
9	Netherlands	12	1.2%
10	Russia	10	1%
11	Cyprus	10	1%
12	Sweden	8	0.8%
13	Italy	7	0.7%
14	Turkey	6	0.6%
15	Colombia	6	0.6%
16	United Kingdom	5	0.5%
17	Korea, Republic of	5	0.5%
18	Romania	4	0.4%
19	Ukraine	3	0.3%
20	Singapore	3	0.3%
21	Poland	3	0.3%
22	Australia	3	0.3%
23	Egypt	3	0.3%
24	Hong Kong	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Ireland	2	0.2%
27	Argentina	2	0.2%
28	Czech Republic	2	0.2%
29	Dominican Republic	2	0.2%
30	Slovenia	2	0.2%
31	Moldova, Republic of	2	0.2%
32	Taiwan	2	0.2%
33	Viet Nam	1	0.1%
34	Lithuania	1	0.1%
35	Brazil	1	0.1%
36	Israel	1	0.1%