Rank	Countries/Territories	Count	Percent
1	United States	375	34.6%
2	China	250	23.1%
3	Germany	71	6.5%
4		42	3.9%
5	Australia	42	3.9%
6	Japan	39	3.6%
7	Canada	36	3.3%
8	Viet Nam	35	3.2%
9	France	34	3.1%
10	Ireland	19	1.8%
11	Netherlands	17	1.6%
12	Switzerland	15	1.4%
13	Korea, Republic of	11	1%
14	Singapore	10	0.9%
15	Morocco	8	0.7%
16	Italy	7	0.6%
17	Thailand	6	0.6%
18	Turkey	5	0.5%
19	Taiwan	5	0.5%
20	Greece	5	0.5%
21	Hong Kong	5	0.5%
22	India	5	0.5%
23	Cyprus	4	0.4%
24	Bulgaria	4	0.4%
25	Brazil	2	0.2%
26	Colombia	2	0.2%
27	Egypt	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Ukraine	2	0.2%
30	United Kingdom	2	0.2%
31	Spain	2	0.2%
32	Sweden	2	0.2%
33	Malaysia	2	0.2%
34	Mongolia	2	0.2%
35	Czech Republic	1	0.1%
36	Austria	1	0.1%
37	Argentina	1	0.1%
38	Israel	1	0.1%
39	Lebanon	1	0.1%
40	Lithuania	1	0.1%
41	Macao	1	0.1%
42	Norway	1	0.1%
43	Pakistan	1	0.1%
44	Palestine, State of	1	0.1%
45	Poland	1	0.1%
46	Portugal	1	0.1%
47	Russia	1	0.1%
48	Senegal	1	0.1%