Rank	Countries/Territories	Count	Percent
1	China	373	34.9%
2	United States	343	32.1%
3	Germany	84	7.9%
4	Russia	34	3.2%
5	France	25	2.3%
6	Japan	22	2.1%
7	Singapore	19	1.8%
8	United Kingdom	19	1.8%
9	Iran, Islamic Republic of	17	1.6%
10	Australia	17	1.6%
11	Ireland	13	1.2%
12	Netherlands	13	1.2%
13	Korea, Republic of	10	0.9%
14	Belgium	9	0.8%
15	Argentina	9	0.8%
16	Canada	7	0.7%
17	Hong Kong	7	0.7%
18	India	7	0.7%
19	Macao	5	0.5%
20	Latvia	4	0.4%
21	Philippines	4	0.4%
22	Cyprus	4	0.4%
23	Poland	3	0.3%
24	Norway	3	0.3%
25	Switzerland	3	0.3%
26	Puerto Rico	2	0.2%
27	Denmark	2	0.2%
28	Bangladesh	2	0.2%
29	Israel	2	0.2%
30	Italy	2	0.2%
31	Georgia	1	0.1%
32	Brazil	1	0.1%
33	Oman	1	0.1%
34	Luxembourg	1	0.1%
35	Malaysia	1	0.1%
36	New Zealand	1	0.1%