Rank	Countries/Territories	Count	Percent
1	United States	754	53.2%
2	China	320	22.6%
3	Germany	111	7.8%
4	France	56	3.9%
5	United Kingdom	26	1.8%
6	Netherlands	26	1.8%
7	Japan	22	1.6%
8	Singapore	12	0.8%
9	Nigeria	9	0.6%
10	Australia	8	0.6%
11	Hong Kong	7	0.5%
12	Poland	7	0.5%
13	Taiwan	6	0.4%
14	India	6	0.4%
15	Bulgaria	6	0.4%
16	Canada	5	0.4%
17	Chile	3	0.2%
18	Argentina	3	0.2%
19	Colombia	3	0.2%
20	Cyprus	3	0.2%
21	Philippines	3	0.2%
22	Malaysia	3	0.2%
23	Serbia	2	0.1%
24	Indonesia	2	0.1%
25	Iran, Islamic Republic of	2	0.1%
26	Italy	2	0.1%
27	Kenya	2	0.1%
28	Korea, Republic of	2	0.1%
29	Latvia	2	0.1%
30	Belgium	1	0.1%
31	Spain	1	0.1%
32	Romania	1	0.1%
33	Turkey	1	0.1%
34	Viet Nam	1	0.1%