Rank	Countries/Territories	Count	Percent
1	United States	438	36%
2	China	265	21.8%
3	Germany	58	4.8%
4	France	52	4.3%
5	Japan	36	3%
6	Romania	35	2.9%
7	India	26	2.1%
8	Netherlands	25	2.1%
9	Mexico	24	2%
10	Singapore	23	1.9%
11	Brazil	22	1.8%
12	Australia	21	1.7%
13	Turkey	13	1.1%
14	United Kingdom	13	1.1%
15	Spain	12	1%
16	Iran, Islamic Republic of	11	0.9%
17	Thailand	10	0.8%
18	Russia	8	0.7%
19	Peru	8	0.7%
20	Korea, Republic of	7	0.6%
21	Italy	7	0.6%
22	Canada	7	0.6%
23	Chile	6	0.5%
24	Estonia	6	0.5%
25	Poland	6	0.5%
26	Portugal	6	0.5%
27	Viet Nam	6	0.5%
28	Colombia	5	0.4%
29	Latvia	4	0.3%
30	Malaysia	4	0.3%
31	Switzerland	4	0.3%
32	Sweden	3	0.2%
33	Ukraine	3	0.2%
34	United Arab Emirates	3	0.2%
35	Philippines	3	0.2%
36	Macao	3	0.2%
37	Ecuador	3	0.2%
38	Greece	2	0.2%
39	Cyprus	2	0.2%
40	Argentina	2	0.2%
41	Belgium	2	0.2%
42	Montenegro	2	0.2%
43	Morocco	2	0.2%
44	Nigeria	2	0.2%
45	Israel	2	0.2%
46	Pakistan	2	0.2%
47	Taiwan	2	0.2%
48	Saudi Arabia	1	0.1%
49	Lao People's Democratic Republic	1	0.1%
50	Ireland	1	0.1%
51	Indonesia	1	0.1%
52	Norway	1	0.1%
53	Libya	1	0.1%
54	Bangladesh	1	0.1%
55	Bulgaria	1	0.1%
56	Czech Republic	1	0.1%
57	Croatia	1	0.1%
58	Hungary	1	0.1%