Rank	Countries/Territories	Count	Percent
1	United States	338	39.5%
2	China	250	29.2%
3	Germany	49	5.7%
4	Korea, Republic of	28	3.3%
5	Russia	21	2.5%
6	Thailand	16	1.9%
7	Guatemala	15	1.8%
8	United Kingdom	14	1.6%
9	Poland	14	1.6%
10	Singapore	12	1.4%
11	Cyprus	11	1.3%
12	France	10	1.2%
13	Japan	10	1.2%
14	Netherlands	9	1.1%
15	Australia	7	0.8%
16		6	0.7%
17	Canada	5	0.6%
18	Ireland	4	0.5%
19	Spain	4	0.5%
20	Switzerland	4	0.5%
21	Pakistan	3	0.4%
22	Malaysia	3	0.4%
23	Argentina	3	0.4%
24	India	3	0.4%
25	Italy	2	0.2%
26	Jordan	2	0.2%
27	Norway	2	0.2%
28	Serbia	2	0.2%
29	Romania	1	0.1%
30	Mongolia	1	0.1%
31	Turkey	1	0.1%
32	Ukraine	1	0.1%
33	Taiwan	1	0.1%
34	Israel	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Bangladesh	1	0.1%
37	Viet Nam	1	0.1%