Rank	Countries/Territories	Count	Percent
1	United States	490	43.4%
2	China	364	32.2%
3	Germany	127	11.2%
4	France	24	2.1%
5	Japan	18	1.6%
6	Singapore	14	1.2%
7	Canada	13	1.2%
8	Netherlands	11	1%
9	Ukraine	10	0.9%
10	United Kingdom	7	0.6%
11	Hong Kong	6	0.5%
12	India	6	0.5%
13	Argentina	5	0.4%
14	Australia	5	0.4%
15	Cyprus	5	0.4%
16	Egypt	3	0.3%
17	Iran, Islamic Republic of	3	0.3%
18	Ireland	3	0.3%
19	Italy	2	0.2%
20	Bangladesh	2	0.2%
21	Spain	2	0.2%
22	Sweden	1	0.1%
23	Switzerland	1	0.1%
24	Thailand	1	0.1%
25	Bahamas	1	0.1%
26	Malaysia	1	0.1%
27	Norway	1	0.1%
28	Russia	1	0.1%
29	Saudi Arabia	1	0.1%
30	Serbia	1	0.1%