Rank	Countries/Territories	Count	Percent
1	United States	240	42.6%
2	China	133	23.6%
3	Germany	67	11.9%
4	Netherlands	14	2.5%
5	France	11	2%
6	Bulgaria	11	2%
7	Thailand	8	1.4%
8	Korea, Republic of	7	1.2%
9	Latvia	6	1.1%
10	Japan	6	1.1%
11	Canada	6	1.1%
12	Australia	6	1.1%
13	Turkey	6	1.1%
14	South Africa	6	1.1%
15	United Kingdom	4	0.7%
16	Philippines	4	0.7%
17	Poland	3	0.5%
18	Singapore	3	0.5%
19	Greece	3	0.5%
20	Hong Kong	3	0.5%
21	Hungary	2	0.4%
22	India	2	0.4%
23	Iran, Islamic Republic of	2	0.4%
24	Bangladesh	2	0.4%
25	Cyprus	2	0.4%
26	Senegal	2	0.4%
27	Nigeria	2	0.4%
28	Russia	1	0.2%
29	Georgia	1	0.2%
30	Kenya	1	0.2%