Rank	Countries/Territories	Count	Percent
1	United States	358	44%
2	China	240	29.5%
3	Germany	43	5.3%
4	France	30	3.7%
5	Netherlands	20	2.5%
6	Japan	19	2.3%
7	India	17	2.1%
8	Ukraine	11	1.4%
9	Nigeria	10	1.2%
10	Singapore	8	1%
11	Canada	7	0.9%
12	Brazil	6	0.7%
13	Hong Kong	4	0.5%
14	Hungary	3	0.4%
15	Bulgaria	3	0.4%
16	Austria	3	0.4%
17	Cyprus	3	0.4%
18	Denmark	3	0.4%
19	Italy	3	0.4%
20	Mexico	3	0.4%
21	Turkey	3	0.4%
22	Iran, Islamic Republic of	2	0.2%
23	Spain	2	0.2%
24	Sweden	2	0.2%
25	Egypt	2	0.2%
26	Australia	2	0.2%
27	Kazakhstan	2	0.2%
28	Latvia	2	0.2%
29	Malaysia	1	0.1%
30	Thailand	1	0.1%
31	Viet Nam	1	0.1%