Rank	Countries/Territories	Count	Percent
1	United States	501	52.4%
2	China	193	20.2%
3	Germany	97	10.1%
4	France	26	2.7%
5	Canada	24	2.5%
6	Japan	23	2.4%
7	Singapore	13	1.4%
8	Netherlands	10	1%
9	Korea, Republic of	9	0.9%
10	Cyprus	8	0.8%
11	Hong Kong	4	0.4%
12	India	4	0.4%
13	Spain	4	0.4%
14	Switzerland	4	0.4%
15	Norway	3	0.3%
16	Mexico	3	0.3%
17	Ireland	3	0.3%
18	Argentina	3	0.3%
19	Australia	3	0.3%
20	Belgium	2	0.2%
21	Chile	2	0.2%
22	Colombia	2	0.2%
23	Sweden	2	0.2%
24	Venezuela, Bolivarian Republic of	2	0.2%
25	Viet Nam	2	0.2%
26	Malaysia	2	0.2%
27	United Kingdom	2	0.2%
28	Ukraine	1	0.1%
29	Mongolia	1	0.1%
30	Russia	1	0.1%
31	Brazil	1	0.1%
32	Libya	1	0.1%