Rank	Countries/Territories	Count	Percent
1	United States	552	47.8%
2	China	187	16.2%
3	Germany	155	13.4%
4	Singapore	25	2.2%
5	France	21	1.8%
6	Canada	21	1.8%
7	Japan	18	1.6%
8	Turkey	18	1.6%
9	Spain	16	1.4%
10	Colombia	15	1.3%
11	Denmark	14	1.2%
12	United Kingdom	13	1.1%
13	Netherlands	12	1%
14	Sweden	9	0.8%
15	Malaysia	8	0.7%
16	India	8	0.7%
17	Egypt	7	0.6%
18	Australia	6	0.5%
19	Cyprus	5	0.4%
20	Ecuador	5	0.4%
21	Iran, Islamic Republic of	4	0.3%
22	Pakistan	4	0.3%
23	Viet Nam	4	0.3%
24	Panama	3	0.3%
25	Romania	3	0.3%
26	Mexico	3	0.3%
27	Lithuania	3	0.3%
28	Ireland	3	0.3%
29	Indonesia	3	0.3%
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	Greece	1	0.1%
36	Lebanon	1	0.1%