Rank	Countries/Territories	Count	Percent
1	United States	418	37.9%
2	China	305	27.6%
3	Germany	132	12%
4	Japan	48	4.3%
5	Canada	30	2.7%
6	Russia	22	2%
7	Argentina	16	1.4%
8	France	14	1.3%
9	Netherlands	13	1.2%
10	Singapore	13	1.2%
11	Australia	11	1%
12	Egypt	11	1%
13	Viet Nam	7	0.6%
14	Ireland	6	0.5%
15	Cyprus	5	0.5%
16	Turkey	5	0.5%
17	United Kingdom	5	0.5%
18	Poland	4	0.4%
19	Romania	4	0.4%
20	Brazil	4	0.4%
21	Korea, Republic of	4	0.4%
22	Hong Kong	3	0.3%
23	Panama	3	0.3%
24	Switzerland	3	0.3%
25	Taiwan	3	0.3%
26	Sweden	2	0.2%
27	Norway	2	0.2%
28	India	2	0.2%
29	Israel	2	0.2%
30	Nepal	2	0.2%
31	New Zealand	1	0.1%
32	Malaysia	1	0.1%
33	Ecuador	1	0.1%
34	South Africa	1	0.1%
35	Spain	1	0.1%