Rank	Countries/Territories	Count	Percent
1	United States	468	38.6%
2	China	414	34.1%
3	Germany	112	9.2%
4	France	43	3.5%
5	India	23	1.9%
6	Korea, Republic of	16	1.3%
7	Japan	15	1.2%
8	Russia	13	1.1%
9	Norway	12	1%
10	Singapore	11	0.9%
11	United Kingdom	10	0.8%
12	Australia	10	0.8%
13	Netherlands	9	0.7%
14	Cyprus	8	0.7%
15	Iran, Islamic Republic of	7	0.6%
16	Latvia	6	0.5%
17	Romania	4	0.3%
18	Canada	4	0.3%
19	Philippines	3	0.2%
20	Poland	2	0.2%
21	Italy	2	0.2%
22	Ukraine	2	0.2%
23	Serbia	2	0.2%
24	Hong Kong	2	0.2%
25	Georgia	2	0.2%
26	Bangladesh	2	0.2%
27	Brazil	2	0.2%
28	Argentina	1	0.1%
29	Belgium	1	0.1%
30	Estonia	1	0.1%
31	Greece	1	0.1%
32	Iraq	1	0.1%
33	Jordan	1	0.1%
34	Slovakia	1	0.1%
35	Sri Lanka	1	0.1%
36	United Arab Emirates	1	0.1%
37	Nigeria	1	0.1%