Rank	Countries/Territories	Count	Percent
1	United States	217	40%
2	China	125	23.1%
3	Germany	62	11.4%
4	Netherlands	24	4.4%
5	Bulgaria	16	3%
6	Denmark	13	2.4%
7	France	8	1.5%
8	Korea, Republic of	7	1.3%
9	Turkey	7	1.3%
10	Ukraine	7	1.3%
11	United Kingdom	6	1.1%
12	Japan	5	0.9%
13	Malaysia	5	0.9%
14	Australia	4	0.7%
15	Cyprus	3	0.6%
16	Argentina	3	0.6%
17	Hong Kong	3	0.6%
18	Thailand	3	0.6%
19	Viet Nam	3	0.6%
20	Pakistan	2	0.4%
21	South Africa	2	0.4%
22	Indonesia	2	0.4%
23	Iran, Islamic Republic of	2	0.4%
24	Egypt	2	0.4%
25	Brazil	2	0.4%
26	Canada	2	0.4%
27	Ireland	1	0.2%
28	Israel	1	0.2%
29	India	1	0.2%
30	Sweden	1	0.2%
31	Singapore	1	0.2%
32	Mauritius	1	0.2%
33	Nigeria	1	0.2%