Rank	Countries/Territories	Count	Percent
1	United States	668	47.2%
2	China	336	23.8%
3	Germany	113	8%
4	Japan	55	3.9%
5	Australia	50	3.5%
6	Canada	35	2.5%
7	France	31	2.2%
8	Netherlands	16	1.1%
9	Hong Kong	14	1%
10		13	0.9%
11	Singapore	11	0.8%
12	Argentina	7	0.5%
13	Cyprus	6	0.4%
14	India	6	0.4%
15	United Kingdom	6	0.4%
16	Portugal	5	0.4%
17	South Africa	4	0.3%
18	Iran, Islamic Republic of	4	0.3%
19	Ireland	4	0.3%
20	Finland	3	0.2%
21	Switzerland	3	0.2%
22	Latvia	3	0.2%
23	Ukraine	3	0.2%
24	Russia	2	0.1%
25	Luxembourg	2	0.1%
26	Taiwan	2	0.1%
27	Turkey	2	0.1%
28	Czech Republic	2	0.1%
29	Italy	2	0.1%
30	Korea, Republic of	2	0.1%
31	Indonesia	1	0.1%
32	Bulgaria	1	0.1%
33	Malaysia	1	0.1%
34	Norway	1	0.1%