Rank	Countries/Territories	Count	Percent
1	United States	680	44.2%
2	China	340	22.1%
3	Germany	110	7.2%
4	Russia	52	3.4%
5	Spain	43	2.8%
6	India	40	2.6%
7	France	32	2.1%
8	Japan	24	1.6%
9	Korea, Republic of	21	1.4%
10	Netherlands	20	1.3%
11	Italy	17	1.1%
12	Canada	17	1.1%
13	Turkey	14	0.9%
14	Ireland	13	0.8%
15	Latvia	13	0.8%
16	United Kingdom	11	0.7%
17	Taiwan	9	0.6%
18	Cote D'ivoire	8	0.5%
19	Cyprus	7	0.5%
20	Hong Kong	7	0.5%
21	Romania	5	0.3%
22	Mexico	4	0.3%
23	Argentina	4	0.3%
24	Brazil	4	0.3%
25	Australia	3	0.2%
26	Greece	3	0.2%
27	Belgium	2	0.1%
28	Czech Republic	2	0.1%
29	Denmark	2	0.1%
30	Macao	2	0.1%
31	Malaysia	2	0.1%
32	Mongolia	2	0.1%
33	Singapore	2	0.1%
34	South Africa	2	0.1%
35	Peru	2	0.1%
36	Portugal	2	0.1%
37	Ukraine	2	0.1%
38	Thailand	2	0.1%
39	Sweden	2	0.1%
40	Viet Nam	2	0.1%
41	Switzerland	1	0.1%
42	Morocco	1	0.1%
43	Norway	1	0.1%
44	Pakistan	1	0.1%
45	Moldova, Republic of	1	0.1%
46	Finland	1	0.1%
47	Austria	1	0.1%
48	Israel	1	0.1%
49	Colombia	1	0.1%