Rank	Countries/Territories	Count	Percent
1	United States	377	42.7%
2	China	266	30.1%
3	Germany	62	7%
4	France	30	3.4%
5	Australia	18	2%
6	Ukraine	13	1.5%
7	Slovakia	11	1.2%
8	Belgium	11	1.2%
9	Brazil	9	1%
10	Canada	9	1%
11	Japan	8	0.9%
12	Denmark	7	0.8%
13	India	6	0.7%
14	Czech Republic	6	0.7%
15	Korea, Republic of	6	0.7%
16	United Kingdom	6	0.7%
17	Thailand	6	0.7%
18	Netherlands	4	0.5%
19	Romania	4	0.5%
20	Argentina	4	0.5%
21	Cyprus	4	0.5%
22	Iran, Islamic Republic of	2	0.2%
23	Jordan	2	0.2%
24	Hong Kong	2	0.2%
25	Spain	2	0.2%
26	Singapore	2	0.2%
27	Viet Nam	1	0.1%
28	Russia	1	0.1%
29	Norway	1	0.1%
30	Poland	1	0.1%
31	Mexico	1	0.1%
32	Ireland	1	0.1%