Rank	Countries/Territories	Count	Percent
1	United States	306	37.6%
2	China	217	26.7%
3	Germany	120	14.7%
4	Slovakia	29	3.6%
5	France	19	2.3%
6	Netherlands	13	1.6%
7	Turkey	13	1.6%
8	United Kingdom	10	1.2%
9	Cyprus	10	1.2%
10	Canada	10	1.2%
11	Japan	7	0.9%
12	Hong Kong	7	0.9%
13	Singapore	7	0.9%
14	India	6	0.7%
15	Iraq	6	0.7%
16	Egypt	6	0.7%
17	Saudi Arabia	3	0.4%
18	Ukraine	3	0.4%
19	Tunisia	2	0.2%
20	Poland	2	0.2%
21	Australia	2	0.2%
22	Brazil	2	0.2%
23	Bulgaria	2	0.2%
24	Mongolia	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Nepal	1	0.1%
27	Argentina	1	0.1%
28	Croatia	1	0.1%
29	Romania	1	0.1%
30	New Zealand	1	0.1%
31	Norway	1	0.1%
32	Switzerland	1	0.1%
33	Taiwan	1	0.1%