Rank	Countries/Territories	Count	Percent
1	United States	512	47.5%
2	China	180	16.7%
3	Germany	145	13.4%
4	Singapore	25	2.3%
5	Turkey	18	1.7%
6	Japan	18	1.7%
7	Spain	16	1.5%
8	Colombia	15	1.4%
9	Denmark	14	1.3%
10	Canada	14	1.3%
11	United Kingdom	13	1.2%
12	France	12	1.1%
13	Netherlands	12	1.1%
14	Sweden	9	0.8%
15	Malaysia	8	0.7%
16	Egypt	7	0.6%
17	Australia	6	0.6%
18	India	6	0.6%
19	Ecuador	5	0.5%
20	Cyprus	4	0.4%
21	Iran, Islamic Republic of	4	0.4%
22	Pakistan	4	0.4%
23	Viet Nam	4	0.4%
24	Panama	3	0.3%
25	Romania	3	0.3%
26	Mexico	3	0.3%
27	Lithuania	3	0.3%
28	Indonesia	3	0.3%
29	Ireland	2	0.2%
30	Argentina	2	0.2%
31	Mongolia	2	0.2%
32	Ukraine	2	0.2%
33	Switzerland	2	0.2%
34	Thailand	1	0.1%
35	Lebanon	1	0.1%
36	Greece	1	0.1%