Rank	Countries/Territories	Count	Percent
1	United States	435	37.9%
2	China	298	26%
3	Germany	91	7.9%
4	Canada	36	3.1%
5	Singapore	35	3%
6	France	33	2.9%
7	Netherlands	24	2.1%
8	Portugal	23	2%
9	Japan	22	1.9%
10	Iran, Islamic Republic of	14	1.2%
11	United Kingdom	13	1.1%
12	India	11	1%
13	Cyprus	10	0.9%
14	Turkey	10	0.9%
15	Thailand	8	0.7%
16	Australia	8	0.7%
17	Korea, Republic of	8	0.7%
18	Hong Kong	7	0.6%
19	Mexico	6	0.5%
20	Ecuador	6	0.5%
21	Egypt	6	0.5%
22	Malaysia	5	0.4%
23	Indonesia	4	0.3%
24	Czech Republic	4	0.3%
25	Colombia	3	0.3%
26	Brazil	3	0.3%
27	Norway	3	0.3%
28	Russia	3	0.3%
29	Taiwan	3	0.3%
30	Spain	2	0.2%
31	Philippines	2	0.2%
32	Poland	2	0.2%
33	Ireland	2	0.2%
34	United Arab Emirates	2	0.2%
35	Italy	1	0.1%
36	Mongolia	1	0.1%
37	Chile	1	0.1%
38	Ghana	1	0.1%
39	Finland	1	0.1%
40	Argentina	1	0.1%