Rank	Countries/Territories	Count	Percent
1	United States	313	41.1%
2	China	163	21.4%
3	Germany	96	12.6%
4	India	34	4.5%
5	France	23	3%
6	Canada	17	2.2%
7	Thailand	14	1.8%
8	Netherlands	12	1.6%
9	Korea, Republic of	11	1.4%
10	Iran, Islamic Republic of	8	1.1%
11	United Kingdom	8	1.1%
12	Japan	7	0.9%
13	Ireland	6	0.8%
14	Philippines	6	0.8%
15	Singapore	5	0.7%
16	Switzerland	5	0.7%
17	Cyprus	5	0.7%
18	Australia	3	0.4%
19	Argentina	2	0.3%
20	Chile	2	0.3%
21	Czech Republic	2	0.3%
22	Egypt	2	0.3%
23	Greece	2	0.3%
24	Viet Nam	2	0.3%
25	Slovenia	2	0.3%
26	Turkey	2	0.3%
27	New Zealand	2	0.3%
28	Palestine, State of	1	0.1%
29	Poland	1	0.1%
30	Russia	1	0.1%
31	Ukraine	1	0.1%
32	Sweden	1	0.1%
33	Malaysia	1	0.1%
34	Moldova, Republic of	1	0.1%