Rank	Countries/Territories	Count	Percent
1	United States	419	34.7%
2	China	275	22.7%
3	Germany	152	12.6%
4	Netherlands	50	4.1%
5	India	40	3.3%
6	Ukraine	27	2.2%
7	Romania	27	2.2%
8	Korea, Republic of	24	2%
9	Japan	16	1.3%
10		14	1.2%
11	Austria	12	1%
12	Canada	11	0.9%
13	Thailand	11	0.9%
14	Cyprus	10	0.8%
15	Ireland	10	0.8%
16	Argentina	7	0.6%
17	Australia	7	0.6%
18	United Kingdom	6	0.5%
19	Senegal	6	0.5%
20	Russia	5	0.4%
21	Portugal	5	0.4%
22	Bangladesh	5	0.4%
23	Belgium	5	0.4%
24	Italy	5	0.4%
25	Brazil	4	0.3%
26	Indonesia	4	0.3%
27	Iran, Islamic Republic of	4	0.3%
28	Colombia	3	0.2%
29	Hungary	3	0.2%
30	Maldives	3	0.2%
31	Mexico	3	0.2%
32	Mongolia	2	0.2%
33	Montenegro	2	0.2%
34	New Zealand	2	0.2%
35	Israel	2	0.2%
36	Latvia	2	0.2%
37	Cameroon	2	0.2%
38	Greece	2	0.2%
39	Hong Kong	2	0.2%
40	France	2	0.2%
41	Taiwan	2	0.2%
42	Singapore	2	0.2%
43	United Arab Emirates	2	0.2%
44	Turkey	1	0.1%
45	Uganda	1	0.1%
46	South Africa	1	0.1%
47	Sweden	1	0.1%
48	Syrian Arab Republic	1	0.1%
49	Ecuador	1	0.1%
50	Malaysia	1	0.1%
51	Kenya	1	0.1%
52	Pakistan	1	0.1%
53	Paraguay	1	0.1%
54	Philippines	1	0.1%
55	Nepal	1	0.1%