Rank	Countries/Territories	Count	Percent
1	United States	624	45.7%
2	China	280	20.5%
3	Germany	167	12.2%
4	Canada	34	2.5%
5	Singapore	27	2%
6	France	23	1.7%
7	Turkey	22	1.6%
8	Japan	18	1.3%
9	Spain	16	1.2%
10	Colombia	15	1.1%
11	United Kingdom	15	1.1%
12	Denmark	14	1%
13	Netherlands	12	0.9%
14	Sweden	9	0.7%
15	Malaysia	8	0.6%
16	Cyprus	8	0.6%
17	India	8	0.6%
18	Egypt	7	0.5%
19	Australia	7	0.5%
20	Ecuador	5	0.4%
21	Ireland	5	0.4%
22	Iran, Islamic Republic of	4	0.3%
23	Pakistan	4	0.3%
24	Viet Nam	4	0.3%
25	Lithuania	3	0.2%
26	Panama	3	0.2%
27	Romania	3	0.2%
28	Mexico	3	0.2%
29	Indonesia	3	0.2%
30	Argentina	2	0.1%
31	Mongolia	2	0.1%
32	Ukraine	2	0.1%
33	Switzerland	2	0.1%
34	Kenya	2	0.1%
35	Korea, Republic of	1	0.1%
36	Lebanon	1	0.1%
37	Thailand	1	0.1%
38	Bulgaria	1	0.1%
39	Greece	1	0.1%