Rank	Countries/Territories	Count	Percent
1	United States	235	32.2%
2	China	168	23%
3	Germany	64	8.8%
4	Canada	35	4.8%
5	Australia	32	4.4%
6	France	31	4.2%
7	Japan	31	4.2%
8	Ireland	19	2.6%
9	Switzerland	15	2.1%
10	Netherlands	10	1.4%
11	Singapore	10	1.4%
12	Morocco	8	1.1%
13	Italy	7	1%
14	Thailand	6	0.8%
15	Korea, Republic of	6	0.8%
16	Viet Nam	6	0.8%
17	Greece	5	0.7%
18	Hong Kong	5	0.7%
19	Bulgaria	4	0.5%
20	Taiwan	4	0.5%
21	Egypt	2	0.3%
22	Colombia	2	0.3%
23	Cyprus	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Turkey	2	0.3%
26	Ukraine	2	0.3%
27	United Kingdom	2	0.3%
28	Mongolia	2	0.3%
29	Spain	2	0.3%
30	Sweden	2	0.3%
31	Lebanon	1	0.1%
32	Lithuania	1	0.1%
33	Pakistan	1	0.1%
34	Palestine, State of	1	0.1%
35	Poland	1	0.1%
36	Portugal	1	0.1%
37	Russia	1	0.1%
38	India	1	0.1%
39	Czech Republic	1	0.1%