Rank	Countries/Territories	Count	Percent
1	United States	295	38%
2	China	168	21.6%
3	Germany	83	10.7%
4		75	9.7%
5	Japan	24	3.1%
6	United Kingdom	15	1.9%
7	Netherlands	12	1.5%
8	France	9	1.2%
9	Pakistan	8	1%
10	Australia	7	0.9%
11	Brazil	6	0.8%
12	Hong Kong	6	0.8%
13	Poland	6	0.8%
14	Singapore	6	0.8%
15	Russia	4	0.5%
16	Turkey	4	0.5%
17	Korea, Republic of	4	0.5%
18	India	4	0.5%
19	Iran, Islamic Republic of	4	0.5%
20	Cyprus	4	0.5%
21	Belgium	4	0.5%
22	Finland	3	0.4%
23	Sweden	3	0.4%
24	Taiwan	2	0.3%
25	Nigeria	2	0.3%
26	Slovakia	2	0.3%
27	South Africa	2	0.3%
28	Spain	2	0.3%
29	Canada	2	0.3%
30	Ireland	2	0.3%
31	Malaysia	2	0.3%
32	Hungary	1	0.1%
33	Italy	1	0.1%
34	Argentina	1	0.1%
35	Switzerland	1	0.1%
36	Syrian Arab Republic	1	0.1%
37	Viet Nam	1	0.1%