Rank	Countries/Territories	Count	Percent
1	United States	381	30.5%
2	China	300	24%
3	Germany	75	6%
4	Japan	74	5.9%
5	Korea, Republic of	40	3.2%
6	United Kingdom	29	2.3%
7	Netherlands	26	2.1%
8	Australia	26	2.1%
9		23	1.8%
10	Iran, Islamic Republic of	23	1.8%
11	Singapore	19	1.5%
12	Taiwan	16	1.3%
13	Turkey	12	1%
14	India	12	1%
15	Indonesia	12	1%
16	France	10	0.8%
17	Sweden	10	0.8%
18	Canada	9	0.7%
19	Hong Kong	9	0.7%
20	Austria	8	0.6%
21	Switzerland	8	0.6%
22	Viet Nam	8	0.6%
23	Iraq	7	0.6%
24	Italy	6	0.5%
25	Libya	6	0.5%
26	Egypt	6	0.5%
27	Russia	6	0.5%
28	Portugal	5	0.4%
29	Greece	5	0.4%
30	Malaysia	5	0.4%
31	Ireland	4	0.3%
32	Cyprus	4	0.3%
33	Brazil	4	0.3%
34	Philippines	4	0.3%
35	South Africa	4	0.3%
36	Thailand	4	0.3%
37	United Arab Emirates	3	0.2%
38	Romania	3	0.2%
39	Nigeria	3	0.2%
40	Norway	3	0.2%
41	Czech Republic	3	0.2%
42	Honduras	3	0.2%
43	Hungary	2	0.2%
44	Bangladesh	2	0.2%
45	Argentina	2	0.2%
46	Israel	2	0.2%
47	Mexico	2	0.2%
48	Moldova, Republic of	2	0.2%
49	New Zealand	2	0.2%
50	Poland	2	0.2%
51	Spain	2	0.2%
52	Saudi Arabia	2	0.2%
53	Uganda	2	0.2%
54	Slovakia	1	0.1%
55	Palestine, State of	1	0.1%
56	Panama	1	0.1%
57	Jordan	1	0.1%
58	Morocco	1	0.1%
59	Colombia	1	0.1%
60	Croatia	1	0.1%
61	Denmark	1	0.1%
62	Ethiopia	1	0.1%