Rank	Countries/Territories	Count	Percent
1	United States	560	44%
2	China	383	30.1%
3	Germany	86	6.8%
4	Japan	44	3.5%
5	Italy	36	2.8%
6	India	22	1.7%
7	France	22	1.7%
8	Singapore	19	1.5%
9	Netherlands	16	1.3%
10	Russia	13	1%
11	Canada	12	0.9%
12	Saudi Arabia	9	0.7%
13	Australia	8	0.6%
14	Peru	6	0.5%
15	Cyprus	5	0.4%
16	Latvia	5	0.4%
17	Brazil	4	0.3%
18	Norway	3	0.2%
19	Mexico	3	0.2%
20	Iran, Islamic Republic of	2	0.2%
21	Ireland	2	0.2%
22	United Kingdom	2	0.2%
23	Belgium	2	0.2%
24	Argentina	1	0.1%
25	Lithuania	1	0.1%
26	Malaysia	1	0.1%
27	Indonesia	1	0.1%
28	Hong Kong	1	0.1%
29	South Africa	1	0.1%
30	Sweden	1	0.1%
31	Switzerland	1	0.1%
32	Turkey	1	0.1%
33	Ukraine	1	0.1%