Rank	Countries/Territories	Count	Percent
1	United States	571	37.5%
2	China	413	27.1%
3	Germany	77	5.1%
4	United Kingdom	40	2.6%
5	Brazil	38	2.5%
6	Canada	35	2.3%
7	Russia	35	2.3%
8	France	28	1.8%
9	Japan	25	1.6%
10	Iran, Islamic Republic of	20	1.3%
11	India	17	1.1%
12	Spain	17	1.1%
13	Taiwan	16	1%
14	Pakistan	16	1%
15	Malaysia	14	0.9%
16	Netherlands	14	0.9%
17	Portugal	13	0.9%
18	Hong Kong	11	0.7%
19	Australia	11	0.7%
20	Sweden	11	0.7%
21	Cyprus	10	0.7%
22	Italy	9	0.6%
23	Korea, Republic of	9	0.6%
24	Saudi Arabia	8	0.5%
25	Lebanon	7	0.5%
26	Mexico	7	0.5%
27	Singapore	6	0.4%
28	Ireland	5	0.3%
29	Colombia	5	0.3%
30	Argentina	4	0.3%
31	Belgium	4	0.3%
32	Latvia	4	0.3%
33	Austria	3	0.2%
34	Egypt	2	0.1%
35	Guatemala	2	0.1%
36	Macao	2	0.1%
37	Norway	2	0.1%
38	Serbia	2	0.1%
39	Turkey	2	0.1%
40	Uganda	2	0.1%
41	Ukraine	1	0.1%
42	South Africa	1	0.1%
43	Tanzania, United Republic of	1	0.1%
44	Philippines	1	0.1%
45	Indonesia	1	0.1%
46	Iceland	1	0.1%
47	Bulgaria	1	0.1%