Rank	Countries/Territories	Count	Percent
1	China	509	39.9%
2	United States	277	21.7%
3	Japan	101	7.9%
4	Germany	65	5.1%
5	Singapore	30	2.4%
6	Canada	28	2.2%
7	France	27	2.1%
8	United Kingdom	24	1.9%
9	Australia	21	1.6%
10	Denmark	19	1.5%
11	India	19	1.5%
12	Netherlands	19	1.5%
13	Ireland	13	1%
14	Italy	11	0.9%
15	Romania	9	0.7%
16	Korea, Republic of	8	0.6%
17	Argentina	8	0.6%
18	Viet Nam	8	0.6%
19	Russia	7	0.5%
20	Mongolia	6	0.5%
21	Hong Kong	6	0.5%
22	Cyprus	5	0.4%
23	Sweden	5	0.4%
24	Pakistan	4	0.3%
25	Philippines	4	0.3%
26	Indonesia	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Ecuador	3	0.2%
29	Taiwan	3	0.2%
30	Turkey	3	0.2%
31	Ukraine	3	0.2%
32	Thailand	2	0.2%
33	Bangladesh	2	0.2%
34	Bulgaria	2	0.2%
35	Czech Republic	2	0.2%
36	Greece	2	0.2%
37	Guam	2	0.2%
38	Slovenia	2	0.2%
39	Malaysia	2	0.2%
40	Mexico	2	0.2%
41	Moldova, Republic of	1	0.1%
42	Nepal	1	0.1%
43	Portugal	1	0.1%
44	Egypt	1	0.1%
45	Estonia	1	0.1%
46	Finland	1	0.1%
47	United Arab Emirates	1	0.1%