Rank	Countries/Territories	Count	Percent
1	United States	234	27.6%
2	China	202	23.8%
3	Japan	108	12.8%
4	Germany	58	6.8%
5	Singapore	39	4.6%
6	France	33	3.9%
7	India	20	2.4%
8	Australia	13	1.5%
9	Netherlands	12	1.4%
10	United Kingdom	11	1.3%
11	Korea, Republic of	10	1.2%
12	Russia	9	1.1%
13	Canada	9	1.1%
14	Egypt	7	0.8%
15	Spain	7	0.8%
16	Turkey	7	0.8%
17	Switzerland	6	0.7%
18	Iran, Islamic Republic of	5	0.6%
19	Lebanon	4	0.5%
20	Bulgaria	4	0.5%
21	Taiwan	4	0.5%
22	Tunisia	3	0.4%
23	Brazil	3	0.4%
24	Philippines	3	0.4%
25	Poland	3	0.4%
26	Ireland	3	0.4%
27	Indonesia	3	0.4%
28	Jordan	2	0.2%
29	Kazakhstan	2	0.2%
30	Malaysia	2	0.2%
31	Nigeria	2	0.2%
32	Croatia	2	0.2%
33	Ethiopia	2	0.2%
34	Cyprus	2	0.2%
35	Czech Republic	1	0.1%
36	Hong Kong	1	0.1%
37	Cuba	1	0.1%
38	Colombia	1	0.1%
39	Argentina	1	0.1%
40	Oman	1	0.1%
41	Lithuania	1	0.1%
42	Kenya	1	0.1%
43	Thailand	1	0.1%
44	Sri Lanka	1	0.1%
45	Sweden	1	0.1%
46	South Africa	1	0.1%
47	Viet Nam	1	0.1%