Rank	Countries/Territories	Count	Percent
1	United States	403	35.3%
2	China	222	19.4%
3	Netherlands	101	8.8%
4	Germany	84	7.4%
5	India	76	6.7%
6	Russia	37	3.2%
7	Brazil	32	2.8%
8	Japan	22	1.9%
9	Canada	21	1.8%
10	Tunisia	21	1.8%
11	Morocco	13	1.1%
12	Korea, Republic of	12	1.1%
13	Italy	11	1%
14	United Kingdom	11	1%
15	Singapore	11	1%
16	Spain	7	0.6%
17	Ireland	6	0.5%
18	Greece	6	0.5%
19	Australia	6	0.5%
20	Hong Kong	4	0.4%
21	Pakistan	4	0.4%
22	Taiwan	4	0.4%
23	Sweden	3	0.3%
24	Switzerland	3	0.3%
25	Palestine, State of	3	0.3%
26	Iran, Islamic Republic of	3	0.3%
27	Malaysia	3	0.3%
28	Mauritius	2	0.2%
29	Norway	2	0.2%
30	Israel	2	0.2%
31	Ukraine	1	0.1%
32	Mexico	1	0.1%
33	Argentina	1	0.1%
34	Cyprus	1	0.1%
35	Egypt	1	0.1%
36	Estonia	1	0.1%
37	France	1	0.1%