Rank	Countries/Territories	Count	Percent
1	United States	542	43.4%
2	China	374	29.9%
3	Germany	83	6.6%
4	Canada	31	2.5%
5	Korea, Republic of	24	1.9%
6	France	18	1.4%
7	Australia	17	1.4%
8	India	17	1.4%
9	Cyprus	16	1.3%
10	Singapore	16	1.3%
11	Japan	15	1.2%
12	Poland	11	0.9%
13	Hong Kong	9	0.7%
14	United Arab Emirates	8	0.6%
15	Netherlands	8	0.6%
16	Taiwan	7	0.6%
17	Senegal	6	0.5%
18	United Kingdom	6	0.5%
19	Indonesia	5	0.4%
20	Bangladesh	4	0.3%
21	Iran, Islamic Republic of	3	0.2%
22	Greece	3	0.2%
23	Portugal	3	0.2%
24	Russia	3	0.2%
25	Spain	3	0.2%
26	Mauritius	3	0.2%
27	Jordan	3	0.2%
28	Latvia	2	0.2%
29	Malaysia	2	0.2%
30	Ireland	2	0.2%
31	Afghanistan	1	0.1%
32	Georgia	1	0.1%
33	Croatia	1	0.1%
34	Mongolia	1	0.1%
35	Morocco	1	0.1%
36	Norway	1	0.1%