Rank	Countries/Territories	Count	Percent
1	United States	313	41%
2	China	193	25.3%
3	Germany	104	13.6%
4	Japan	39	5.1%
5	Singapore	16	2.1%
6	Poland	15	2%
7	Australia	11	1.4%
8	Argentina	8	1%
9	Cyprus	7	0.9%
10	Netherlands	7	0.9%
11	France	6	0.8%
12	Hong Kong	4	0.5%
13	Iran, Islamic Republic of	3	0.4%
14	Korea, Republic of	3	0.4%
15	Israel	3	0.4%
16	Greece	3	0.4%
17	Taiwan	3	0.4%
18	Turkey	2	0.3%
19	Ukraine	2	0.3%
20	United Kingdom	2	0.3%
21	Saudi Arabia	2	0.3%
22	Spain	2	0.3%
23	Uzbekistan	2	0.3%
24	Canada	2	0.3%
25	India	2	0.3%
26	Iraq	2	0.3%
27	Ireland	2	0.3%
28	Hungary	1	0.1%
29	Lithuania	1	0.1%
30	Brazil	1	0.1%
31	Switzerland	1	0.1%
32	Norway	1	0.1%