Rank	Countries/Territories	Count	Percent
1	United States	555	34.4%
2	China	502	31.1%
3	Germany	176	10.9%
4	Netherlands	50	3.1%
5	Norway	48	3%
6	Japan	37	2.3%
7	India	37	2.3%
8	France	36	2.2%
9		36	2.2%
10	Canada	24	1.5%
11	Australia	13	0.8%
12	Singapore	13	0.8%
13	Cyprus	12	0.7%
14	United Kingdom	11	0.7%
15	Russia	7	0.4%
16	Sweden	7	0.4%
17	Argentina	5	0.3%
18	Hong Kong	5	0.3%
19	Ireland	5	0.3%
20	Israel	3	0.2%
21	Iran, Islamic Republic of	3	0.2%
22	Egypt	3	0.2%
23	Ukraine	3	0.2%
24	Mexico	3	0.2%
25	Mongolia	3	0.2%
26	Korea, Republic of	2	0.1%
27	Pakistan	2	0.1%
28	Paraguay	2	0.1%
29	Brazil	2	0.1%
30	Bangladesh	1	0.1%
31	Italy	1	0.1%
32	Georgia	1	0.1%
33	Poland	1	0.1%
34	Romania	1	0.1%
35	Switzerland	1	0.1%
36	Taiwan	1	0.1%
37	South Africa	1	0.1%
38	Spain	1	0.1%