Rank	Countries/Territories	Count	Percent
1	United States	493	35%
2	China	454	32.2%
3	Germany	153	10.9%
4	Canada	49	3.5%
5	Argentina	30	2.1%
6	France	23	1.6%
7	Japan	20	1.4%
8	Cyprus	19	1.3%
9	Singapore	18	1.3%
10	Netherlands	17	1.2%
11	India	16	1.1%
12	Ukraine	13	0.9%
13	United Kingdom	12	0.9%
14	Sweden	11	0.8%
15	Australia	10	0.7%
16	Ireland	7	0.5%
17	Portugal	6	0.4%
18	Norway	5	0.4%
19	Italy	5	0.4%
20	Greece	5	0.4%
21	Egypt	4	0.3%
22	Philippines	4	0.3%
23	Viet Nam	4	0.3%
24	Switzerland	3	0.2%
25	Sri Lanka	3	0.2%
26	Latvia	3	0.2%
27	Nigeria	2	0.1%
28	Malaysia	2	0.1%
29	Mexico	2	0.1%
30	Mongolia	2	0.1%
31	Morocco	2	0.1%
32	Poland	2	0.1%
33	Denmark	2	0.1%
34	Bangladesh	2	0.1%
35	Korea, Republic of	2	0.1%
36	Hong Kong	1	0.1%
37	Iran, Islamic Republic of	1	0.1%
38	Bulgaria	1	0.1%
39	Taiwan	1	0.1%
40	Lithuania	1	0.1%