Rank	Countries/Territories	Count	Percent
1	United States	605	42.6%
2	China	334	23.5%
3	Germany	135	9.5%
4		46	3.2%
5	Czech Republic	35	2.5%
6	Japan	26	1.8%
7	Canada	18	1.3%
8	Poland	17	1.2%
9	Belgium	16	1.1%
10	United Kingdom	16	1.1%
11	Bulgaria	14	1%
12	Singapore	14	1%
13	Korea, Republic of	12	0.8%
14	France	11	0.8%
15	Norway	11	0.8%
16	Australia	10	0.7%
17	Cyprus	10	0.7%
18	Hong Kong	10	0.7%
19	Russia	9	0.6%
20	Netherlands	9	0.6%
21	Brazil	8	0.6%
22	Ukraine	7	0.5%
23	Taiwan	5	0.4%
24	India	5	0.4%
25	Italy	5	0.4%
26	Egypt	5	0.4%
27	Lebanon	5	0.4%
28	Bangladesh	3	0.2%
29	Turkey	3	0.2%
30	Austria	2	0.1%
31	Argentina	2	0.1%
32	Denmark	2	0.1%
33	Malaysia	2	0.1%
34	Mexico	2	0.1%
35	New Zealand	2	0.1%
36	Portugal	1	0.1%
37	Romania	1	0.1%
38	Spain	1	0.1%
39	Ireland	1	0.1%