Rank	Countries/Territories	Count	Percent
1	United States	478	46.7%
2	China	237	23.1%
3	Germany	90	8.8%
4	France	34	3.3%
5	Colombia	26	2.5%
6	Canada	18	1.8%
7	Iran, Islamic Republic of	13	1.3%
8	India	12	1.2%
9	Ukraine	10	1%
10	Singapore	10	1%
11	Australia	10	1%
12	Brazil	10	1%
13	Italy	8	0.8%
14	Japan	7	0.7%
15	Netherlands	7	0.7%
16	Poland	6	0.6%
17	United Kingdom	6	0.6%
18	Korea, Republic of	6	0.6%
19	Hong Kong	6	0.6%
20	Czech Republic	4	0.4%
21	Cyprus	3	0.3%
22	Mexico	3	0.3%
23	Mongolia	2	0.2%
24	Ireland	2	0.2%
25	Norway	2	0.2%
26	Russia	2	0.2%
27	Ecuador	2	0.2%
28	Argentina	2	0.2%
29	Malaysia	2	0.2%
30	Georgia	1	0.1%
31	Egypt	1	0.1%
32	Sweden	1	0.1%
33	Switzerland	1	0.1%
34	Taiwan	1	0.1%
35	Portugal	1	0.1%