Rank	Countries/Territories	Count	Percent
1	United States	546	33%
2	China	419	25.3%
3	Germany	139	8.4%
4	Bulgaria	110	6.7%
5	Netherlands	70	4.2%
6	France	32	1.9%
7	United Kingdom	21	1.3%
8	Philippines	20	1.2%
9	India	18	1.1%
10	Japan	17	1%
11	South Africa	17	1%
12	Mauritius	15	0.9%
13	Australia	15	0.9%
14	Canada	14	0.8%
15	Latvia	14	0.8%
16	Ireland	14	0.8%
17	Morocco	13	0.8%
18	Turkey	12	0.7%
19	Switzerland	11	0.7%
20	Korea, Republic of	10	0.6%
21	Spain	9	0.5%
22	Hong Kong	8	0.5%
23	Bangladesh	7	0.4%
24	Romania	7	0.4%
25	Nigeria	6	0.4%
26	Taiwan	6	0.4%
27	Cote D'ivoire	6	0.4%
28	Iran, Islamic Republic of	6	0.4%
29	Mexico	6	0.4%
30	Kenya	5	0.3%
31	Thailand	5	0.3%
32	Singapore	5	0.3%
33	Russia	4	0.2%
34	Cyprus	4	0.2%
35	Brazil	4	0.2%
36	Burkina Faso	4	0.2%
37	Egypt	3	0.2%
38	Italy	3	0.2%
39	Indonesia	3	0.2%
40	Moldova, Republic of	3	0.2%
41	Norway	3	0.2%
42	Ukraine	2	0.1%
43	Viet Nam	2	0.1%
44	Mongolia	2	0.1%
45	Malaysia	2	0.1%
46	Greece	2	0.1%
47	Denmark	2	0.1%
48	Austria	2	0.1%
49	Bolivia, Plurinational State of	1	0.1%
50	Estonia	1	0.1%
51	Sweden	1	0.1%
52	Portugal	1	0.1%
53	Slovakia	1	0.1%