Rank	Countries/Territories	Count	Percent
1	United States	665	39%
2	China	580	34%
3	Germany	95	5.6%
4	Canada	48	2.8%
5	France	43	2.5%
6	Singapore	43	2.5%
7		31	1.8%
8	Japan	31	1.8%
9	Netherlands	30	1.8%
10	Norway	14	0.8%
11	Cyprus	11	0.6%
12	Ireland	10	0.6%
13	Russia	10	0.6%
14	United Kingdom	10	0.6%
15	India	9	0.5%
16	Australia	7	0.4%
17	Egypt	6	0.4%
18	Spain	6	0.4%
19	Ukraine	6	0.4%
20	Luxembourg	5	0.3%
21	Hong Kong	5	0.3%
22	Taiwan	4	0.2%
23	Switzerland	3	0.2%
24	Lithuania	3	0.2%
25	Philippines	3	0.2%
26	Indonesia	3	0.2%
27	Argentina	3	0.2%
28	Brazil	2	0.1%
29	Iran, Islamic Republic of	2	0.1%
30	Hungary	2	0.1%
31	Jordan	2	0.1%
32	Korea, Republic of	2	0.1%
33	Latvia	2	0.1%
34	Mongolia	2	0.1%
35	Turkey	2	0.1%
36	South Africa	1	0.1%
37	Thailand	1	0.1%
38	Poland	1	0.1%
39	Romania	1	0.1%
40	Malaysia	1	0.1%