Rank	Countries/Territories	Count	Percent
1	United States	424	40.1%
2	China	335	31.7%
3	Germany	83	7.9%
4	France	16	1.5%
5	Japan	14	1.3%
6	Netherlands	13	1.2%
7	Russia	13	1.2%
8	Ireland	12	1.1%
9	United Kingdom	12	1.1%
10	Australia	11	1%
11	Canada	10	0.9%
12	Indonesia	10	0.9%
13	Iran, Islamic Republic of	9	0.9%
14	Belgium	9	0.9%
15	India	9	0.9%
16	Albania	8	0.8%
17	Egypt	8	0.8%
18	Cyprus	7	0.7%
19	Bahrain	6	0.6%
20	Korea, Republic of	6	0.6%
21	Singapore	6	0.6%
22	Tunisia	6	0.6%
23	Costa Rica	5	0.5%
24	Turkey	4	0.4%
25	Pakistan	4	0.4%
26	South Africa	3	0.3%
27	Kuwait	2	0.2%
28	Hong Kong	2	0.2%
29	Ecuador	1	0.1%
30	Bulgaria	1	0.1%
31	Latvia	1	0.1%
32	Mauritius	1	0.1%
33	Italy	1	0.1%
34	Norway	1	0.1%
35	Thailand	1	0.1%
36	Romania	1	0.1%
37	Saudi Arabia	1	0.1%
38	Serbia	1	0.1%