Rank	Countries/Territories	Count	Percent
1	United States	375	38.1%
2	China	215	21.9%
3	Germany	101	10.3%
4	Canada	67	6.8%
5	Netherlands	30	3.1%
6	India	21	2.1%
7	Russia	13	1.3%
8	United Kingdom	12	1.2%
9	Spain	11	1.1%
10	Singapore	9	0.9%
11	Japan	9	0.9%
12	France	9	0.9%
13	Hong Kong	9	0.9%
14	Bulgaria	6	0.6%
15	Turkey	6	0.6%
16	Australia	5	0.5%
17	Denmark	5	0.5%
18	Malaysia	5	0.5%
19	Italy	5	0.5%
20	Morocco	5	0.5%
21	Portugal	4	0.4%
22	Cyprus	4	0.4%
23	Argentina	4	0.4%
24	Brazil	4	0.4%
25	Colombia	3	0.3%
26	Greece	3	0.3%
27	Mongolia	3	0.3%
28	Korea, Republic of	3	0.3%
29	Lithuania	3	0.3%
30	Ukraine	3	0.3%
31	Thailand	3	0.3%
32	Tunisia	3	0.3%
33	Sweden	2	0.2%
34	Slovenia	2	0.2%
35	Indonesia	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	Ireland	2	0.2%
38	Norway	2	0.2%
39	Peru	2	0.2%
40	Poland	2	0.2%
41	Czech Republic	2	0.2%
42	Belgium	2	0.2%
43	Austria	1	0.1%
44	Mauritius	1	0.1%
45	Mexico	1	0.1%
46	Slovakia	1	0.1%
47	Serbia	1	0.1%