Rank	Countries/Territories	Count	Percent
1	United States	557	38.4%
2	China	460	31.7%
3	Germany	109	7.5%
4	France	97	6.7%
5	Canada	26	1.8%
6	Japan	25	1.7%
7	Netherlands	17	1.2%
8	Singapore	15	1%
9	India	15	1%
10	Korea, Republic of	13	0.9%
11	Turkey	11	0.8%
12	Russia	10	0.7%
13	Cyprus	10	0.7%
14	Switzerland	10	0.7%
15	Italy	9	0.6%
16	Lithuania	6	0.4%
17	Australia	6	0.4%
18	Hong Kong	6	0.4%
19	Ireland	5	0.3%
20	United Kingdom	5	0.3%
21	Romania	4	0.3%
22	Argentina	4	0.3%
23	Cambodia	3	0.2%
24	Cameroon	2	0.1%
25	Egypt	2	0.1%
26	Indonesia	2	0.1%
27	Taiwan	2	0.1%
28	Thailand	2	0.1%
29	South Africa	2	0.1%
30	Philippines	2	0.1%
31	Malaysia	2	0.1%
32	Mongolia	2	0.1%
33	Morocco	2	0.1%
34	Spain	1	0.1%
35	Sweden	1	0.1%
36	Kuwait	1	0.1%
37	Latvia	1	0.1%
38	Bangladesh	1	0.1%
39	Ukraine	1	0.1%
40	Viet Nam	1	0.1%