Rank	Countries/Territories	Count	Percent
1	United States	768	42.8%
2	China	389	21.7%
3	Germany	146	8.1%
4	Brazil	85	4.7%
5	India	61	3.4%
6	Russia	50	2.8%
7	Canada	27	1.5%
8	France	21	1.2%
9	Japan	20	1.1%
10	Netherlands	19	1.1%
11	Sweden	15	0.8%
12	Australia	14	0.8%
13	Latvia	12	0.7%
14	Serbia	12	0.7%
15	Spain	11	0.6%
16	Korea, Republic of	11	0.6%
17	Morocco	9	0.5%
18	Hong Kong	9	0.5%
19	Taiwan	9	0.5%
20	United Kingdom	9	0.5%
21	Ukraine	7	0.4%
22	Ireland	7	0.4%
23	Belgium	6	0.3%
24	Viet Nam	6	0.3%
25	South Africa	6	0.3%
26	Singapore	6	0.3%
27	Cyprus	5	0.3%
28	Cote D'ivoire	4	0.2%
29	Slovakia	4	0.2%
30	Romania	4	0.2%
31	Tanzania, United Republic of	4	0.2%
32	Turkey	4	0.2%
33	Portugal	3	0.2%
34	Argentina	3	0.2%
35	Lebanon	3	0.2%
36	Mexico	3	0.2%
37	Mongolia	2	0.1%
38	Iceland	2	0.1%
39	Norway	2	0.1%
40	Lithuania	2	0.1%
41	Greece	2	0.1%
42	Iran, Islamic Republic of	2	0.1%
43	Denmark	2	0.1%
44	Finland	1	0.1%
45	Chile	1	0.1%
46	Hungary	1	0.1%
47	Malaysia	1	0.1%
48	Israel	1	0.1%
49	Italy	1	0.1%
50	Pakistan	1	0.1%
51	New Zealand	1	0.1%
52	Switzerland	1	0.1%