Rank	Countries/Territories	Count	Percent
1	United States	427	30.2%
2	China	311	22%
3	Japan	145	10.2%
4	Germany	78	5.5%
5	United Kingdom	53	3.7%
6	Netherlands	46	3.3%
7	Russia	40	2.8%
8	Singapore	37	2.6%
9	Canada	36	2.5%
10	India	33	2.3%
11	Australia	22	1.6%
12	Ireland	21	1.5%
13	Spain	15	1.1%
14	Korea, Republic of	11	0.8%
15	Iran, Islamic Republic of	10	0.7%
16	Malaysia	9	0.6%
17	Hong Kong	8	0.6%
18	Cyprus	8	0.6%
19	Taiwan	8	0.6%
20	France	8	0.6%
21	Turkey	7	0.5%
22	Argentina	6	0.4%
23	Brazil	6	0.4%
24	Finland	5	0.4%
25	Iraq	5	0.4%
26	Mongolia	4	0.3%
27	Greece	4	0.3%
28	Belgium	4	0.3%
29	Romania	4	0.3%
30	Norway	3	0.2%
31	Pakistan	3	0.2%
32	Cote D'ivoire	3	0.2%
33	Indonesia	3	0.2%
34	Mauritius	2	0.1%
35	Lebanon	2	0.1%
36	Czech Republic	2	0.1%
37	Denmark	2	0.1%
38	Chile	2	0.1%
39	Philippines	2	0.1%
40	Poland	2	0.1%
41	Nigeria	2	0.1%
42	Slovenia	2	0.1%
43	Ukraine	2	0.1%
44	Thailand	2	0.1%
45	Sweden	1	0.1%
46	United Arab Emirates	1	0.1%
47	Viet Nam	1	0.1%
48	Colombia	1	0.1%
49	Ethiopia	1	0.1%
50	Mexico	1	0.1%
51	Morocco	1	0.1%
52	New Zealand	1	0.1%
53	Hungary	1	0.1%
54	Italy	1	0.1%