Rank	Countries/Territories	Count	Percent
1	United States	329	37%
2	China	239	26.9%
3	Germany	110	12.4%
4	France	44	4.9%
5	Japan	22	2.5%
6	Ukraine	14	1.6%
7	Italy	13	1.5%
8	Korea, Republic of	13	1.5%
9	Canada	12	1.3%
10	India	10	1.1%
11	Taiwan	10	1.1%
12	Netherlands	9	1%
13	United Kingdom	9	1%
14	Singapore	9	1%
15	Belgium	6	0.7%
16	Hong Kong	5	0.6%
17	Greece	4	0.4%
18	Cyprus	4	0.4%
19	Russia	4	0.4%
20	Uganda	3	0.3%
21	Mexico	3	0.3%
22	Malaysia	2	0.2%
23	Iran, Islamic Republic of	2	0.2%
24	Ireland	2	0.2%
25	Australia	2	0.2%
26	Chile	2	0.2%
27	Turkey	2	0.2%
28	Philippines	2	0.2%
29	Poland	1	0.1%
30	Norway	1	0.1%
31	Mongolia	1	0.1%