Rank	Countries/Territories	Count	Percent
1	United States	353	38.7%
2	China	224	24.6%
3	Germany	73	8%
4	Japan	60	6.6%
5	France	22	2.4%
6	United Kingdom	21	2.3%
7	Singapore	19	2.1%
8	India	18	2%
9	Canada	18	2%
10	Netherlands	15	1.6%
11	Korea, Republic of	12	1.3%
12	Iran, Islamic Republic of	9	1%
13	Australia	6	0.7%
14	Ireland	5	0.5%
15	Italy	5	0.5%
16	Hong Kong	4	0.4%
17	Moldova, Republic of	4	0.4%
18	Morocco	4	0.4%
19	Norway	4	0.4%
20	Nigeria	3	0.3%
21	Portugal	3	0.3%
22	Sweden	3	0.3%
23	Taiwan	3	0.3%
24	Brazil	3	0.3%
25	Cyprus	3	0.3%
26	Czech Republic	3	0.3%
27	Egypt	3	0.3%
28	Argentina	2	0.2%
29	Spain	2	0.2%
30	Poland	2	0.2%
31	Russia	1	0.1%
32	Turkey	1	0.1%
33	Switzerland	1	0.1%
34	Finland	1	0.1%
35	Georgia	1	0.1%
36	Iraq	1	0.1%