Rank	Countries/Territories	Count	Percent
1	United States	350	35.7%
2	China	290	29.6%
3	Germany	86	8.8%
4	Russia	48	4.9%
5	Netherlands	32	3.3%
6	France	19	1.9%
7	Japan	17	1.7%
8	United Kingdom	15	1.5%
9	Italy	13	1.3%
10	Bulgaria	11	1.1%
11	Canada	10	1%
12	Korea, Republic of	9	0.9%
13	New Zealand	6	0.6%
14	Lithuania	6	0.6%
15	India	6	0.6%
16	Singapore	5	0.5%
17	Sweden	4	0.4%
18	Hong Kong	4	0.4%
19	Iraq	4	0.4%
20	Ireland	4	0.4%
21	Australia	4	0.4%
22	Brazil	3	0.3%
23	Cyprus	3	0.3%
24	Israel	3	0.3%
25	Spain	3	0.3%
26	Ukraine	3	0.3%
27	Philippines	3	0.3%
28	Poland	3	0.3%
29	Portugal	2	0.2%
30	South Africa	2	0.2%
31	Latvia	2	0.2%
32	Kenya	2	0.2%
33	Belgium	2	0.2%
34	Benin	1	0.1%
35	Cote D'ivoire	1	0.1%
36	Iran, Islamic Republic of	1	0.1%
37	Mongolia	1	0.1%
38	Nigeria	1	0.1%
39	Switzerland	1	0.1%