Rank	Countries/Territories	Count	Percent
1	United States	459	34.5%
2	China	378	28.4%
3	Germany	198	14.9%
4	France	67	5%
5	Canada	30	2.3%
6	Netherlands	24	1.8%
7	India	18	1.4%
8	Japan	14	1.1%
9	Korea, Republic of	14	1.1%
10	Cyprus	14	1.1%
11	Singapore	11	0.8%
12	Switzerland	11	0.8%
13	Egypt	10	0.8%
14	Saudi Arabia	9	0.7%
15	Ireland	8	0.6%
16	Russia	8	0.6%
17	Thailand	7	0.5%
18	Iran, Islamic Republic of	6	0.5%
19	Australia	5	0.4%
20	Malaysia	5	0.4%
21	Ukraine	3	0.2%
22	United Kingdom	3	0.2%
23	Bangladesh	3	0.2%
24	Belgium	3	0.2%
25		3	0.2%
26	Hungary	3	0.2%
27	Latvia	2	0.2%
28	Indonesia	2	0.2%
29	Ghana	2	0.2%
30	Argentina	2	0.2%
31	Philippines	2	0.2%
32	Sweden	2	0.2%
33	Mongolia	1	0.1%
34	Yemen	1	0.1%
35	Turkey	1	0.1%
36	Uganda	1	0.1%