Rank	Countries/Territories	Count	Percent
1	United States	452	30.9%
2	China	398	27.2%
3	Japan	100	6.8%
4	Germany	90	6.1%
5	United Kingdom	62	4.2%
6	Brazil	37	2.5%
7	Netherlands	33	2.3%
8	India	24	1.6%
9	France	23	1.6%
10	Taiwan	20	1.4%
11	Saudi Arabia	18	1.2%
12	Thailand	17	1.2%
13	Korea, Republic of	17	1.2%
14	Russia	16	1.1%
15	Norway	13	0.9%
16	Poland	11	0.8%
17	Australia	11	0.8%
18	Singapore	11	0.8%
19	Egypt	10	0.7%
20	Portugal	9	0.6%
21	Turkey	9	0.6%
22	Cyprus	8	0.5%
23	Hong Kong	7	0.5%
24	Colombia	7	0.5%
25	Indonesia	7	0.5%
26	Sweden	7	0.5%
27	Iran, Islamic Republic of	6	0.4%
28	Canada	6	0.4%
29	Mexico	5	0.3%
30	Ireland	4	0.3%
31	Belgium	4	0.3%
32	Viet Nam	3	0.2%
33	Spain	2	0.1%
34	United Arab Emirates	2	0.1%
35	Greece	2	0.1%
36	Iraq	2	0.1%
37	Peru	2	0.1%
38	Philippines	1	0.1%
39	Italy	1	0.1%
40	Lebanon	1	0.1%
41	Hungary	1	0.1%
42	Georgia	1	0.1%
43	Algeria	1	0.1%
44	Bangladesh	1	0.1%
45	Switzerland	1	0.1%
46	South Africa	1	0.1%
47	Ukraine	1	0.1%