Rank	Countries/Territories	Count	Percent
1	United States	375	43.7%
2	China	173	20.2%
3	Germany	85	9.9%
4	Japan	45	5.2%
5	France	36	4.2%
6	Canada	32	3.7%
7	Spain	22	2.6%
8	India	12	1.4%
9	Latvia	11	1.3%
10	South Africa	7	0.8%
11	Hong Kong	7	0.8%
12	Korea, Republic of	7	0.8%
13		6	0.7%
14	Taiwan	5	0.6%
15	Netherlands	4	0.5%
16	Ireland	4	0.5%
17	Australia	3	0.3%
18	Turkey	3	0.3%
19	United Kingdom	2	0.2%
20	Norway	2	0.2%
21	Switzerland	2	0.2%
22	Brazil	2	0.2%
23	Cyprus	2	0.2%
24	Italy	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Fiji	1	0.1%
27	Georgia	1	0.1%
28	Bahrain	1	0.1%
29	Sweden	1	0.1%
30	Portugal	1	0.1%
31	Russia	1	0.1%
32	Singapore	1	0.1%