Rank	Countries/Territories	Count	Percent
1	United States	580	36.6%
2	China	418	26.4%
3	Germany	208	13.1%
4	France	50	3.2%
5		48	3%
6	Netherlands	47	3%
7	Bulgaria	34	2.1%
8	Australia	24	1.5%
9	Japan	18	1.1%
10	Singapore	15	0.9%
11	Ukraine	12	0.8%
12	United Kingdom	11	0.7%
13	Canada	11	0.7%
14	Cyprus	9	0.6%
15	India	7	0.4%
16	Mauritius	7	0.4%
17	Taiwan	7	0.4%
18	Russia	6	0.4%
19	Korea, Republic of	6	0.4%
20	Bangladesh	5	0.3%
21	Philippines	5	0.3%
22	South Africa	5	0.3%
23	Iran, Islamic Republic of	5	0.3%
24	Thailand	5	0.3%
25	Ireland	4	0.3%
26	Pakistan	4	0.3%
27	Latvia	4	0.3%
28	Malaysia	3	0.2%
29	Turkey	3	0.2%
30	Switzerland	3	0.2%
31	Morocco	2	0.1%
32	Viet Nam	2	0.1%
33	Libya	2	0.1%
34	Georgia	2	0.1%
35	Hong Kong	2	0.1%
36	Costa Rica	2	0.1%
37	Argentina	1	0.1%
38	Mongolia	1	0.1%
39	Spain	1	0.1%
40	Sweden	1	0.1%
41	Poland	1	0.1%
42	Romania	1	0.1%
43	Senegal	1	0.1%