Rank	Countries/Territories	Count	Percent
1	United States	267	35.3%
2	China	163	21.5%
3	Germany	104	13.7%
4	Greece	27	3.6%
5	Japan	22	2.9%
6	Brazil	16	2.1%
7	India	14	1.8%
8	Malaysia	14	1.8%
9	Singapore	12	1.6%
10	United Kingdom	12	1.6%
11	Netherlands	11	1.5%
12	Turkey	10	1.3%
13	Korea, Republic of	9	1.2%
14	Australia	7	0.9%
15	Spain	7	0.9%
16	Taiwan	7	0.9%
17	Iran, Islamic Republic of	6	0.8%
18	Israel	5	0.7%
19	Hong Kong	5	0.7%
20	Qatar	5	0.7%
21	France	4	0.5%
22	Canada	4	0.5%
23	Cyprus	4	0.5%
24	Poland	3	0.4%
25	Slovakia	2	0.3%
26	Thailand	2	0.3%
27	Sweden	2	0.3%
28	Romania	2	0.3%
29	Belgium	2	0.3%
30	Italy	2	0.3%
31	Egypt	1	0.1%
32	Estonia	1	0.1%
33	Russia	1	0.1%
34	Saudi Arabia	1	0.1%
35	Norway	1	0.1%
36	Oman	1	0.1%
37	Switzerland	1	0.1%