Rank	Countries/Territories	Count	Percent
1	United States	356	35.4%
2	China	282	28.1%
3	Germany	69	6.9%
4	Japan	45	4.5%
5	France	24	2.4%
6	India	23	2.3%
7	Iran, Islamic Republic of	23	2.3%
8	Korea, Republic of	16	1.6%
9	Norway	14	1.4%
10	Turkey	14	1.4%
11	Netherlands	12	1.2%
12	Italy	12	1.2%
13	Hong Kong	9	0.9%
14	Singapore	9	0.9%
15	Mexico	8	0.8%
16	Czech Republic	8	0.8%
17	Ireland	7	0.7%
18	Slovakia	6	0.6%
19	Romania	6	0.6%
20	Taiwan	6	0.6%
21	United Kingdom	6	0.6%
22	Cyprus	5	0.5%
23	Argentina	5	0.5%
24	Canada	4	0.4%
25	Russia	4	0.4%
26	Thailand	3	0.3%
27	Spain	3	0.3%
28	Sweden	3	0.3%
29	New Zealand	3	0.3%
30	Australia	3	0.3%
31	Israel	3	0.3%
32	Iraq	3	0.3%
33	Brazil	2	0.2%
34	Moldova, Republic of	2	0.2%
35	Mongolia	2	0.2%
36	Philippines	1	0.1%
37	Poland	1	0.1%
38	Portugal	1	0.1%
39	South Africa	1	0.1%
40	Malaysia	1	0.1%