Rank	Countries/Territories	Count	Percent
1	United States	472	27.2%
2	China	445	25.7%
3	Germany	79	4.6%
4	United Kingdom	68	3.9%
5	Netherlands	65	3.7%
6	Japan	54	3.1%
7	Brazil	46	2.7%
8	Australia	39	2.2%
9	Spain	39	2.2%
10	Belgium	35	2%
11	India	33	1.9%
12	Turkey	33	1.9%
13	Poland	32	1.8%
14	Sweden	29	1.7%
15	Canada	29	1.7%
16	France	25	1.4%
17	Korea, Republic of	24	1.4%
18	Italy	24	1.4%
19	Russia	16	0.9%
20	Taiwan	15	0.9%
21	Mexico	13	0.7%
22	Iran, Islamic Republic of	12	0.7%
23	Portugal	9	0.5%
24	Norway	8	0.5%
25	Hong Kong	7	0.4%
26	Singapore	7	0.4%
27	Denmark	6	0.3%
28	Cyprus	4	0.2%
29	Chile	4	0.2%
30	Luxembourg	4	0.2%
31	Egypt	4	0.2%
32	Ireland	4	0.2%
33	Romania	4	0.2%
34	Paraguay	4	0.2%
35	Thailand	4	0.2%
36	Morocco	3	0.2%
37	Argentina	3	0.2%
38	Austria	3	0.2%
39	Czech Republic	3	0.2%
40	Ecuador	3	0.2%
41	Colombia	2	0.1%
42	Ethiopia	2	0.1%
43	Finland	2	0.1%
44	Iraq	2	0.1%
45	Pakistan	2	0.1%
46	New Zealand	2	0.1%
47	Nigeria	2	0.1%
48	Viet Nam	2	0.1%
49	Slovakia	1	0.1%
50	Ukraine	1	0.1%
51	Philippines	1	0.1%
52	Moldova, Republic of	1	0.1%
53	Latvia	1	0.1%
54	Hungary	1	0.1%
55	Iceland	1	0.1%