Rank	Countries/Territories	Count	Percent
1	United States	569	32%
2	China	567	31.9%
3	Germany	162	9.1%
4	France	85	4.8%
5	Norway	57	3.2%
6	Canada	56	3.2%
7	India	35	2%
8	Japan	27	1.5%
9	Australia	21	1.2%
10	Korea, Republic of	18	1%
11	United Kingdom	18	1%
12	Thailand	13	0.7%
13	Iran, Islamic Republic of	11	0.6%
14	Czech Republic	9	0.5%
15	Spain	9	0.5%
16	Sweden	9	0.5%
17	Singapore	8	0.5%
18	Hong Kong	8	0.5%
19	Argentina	8	0.5%
20	Netherlands	8	0.5%
21	Philippines	6	0.3%
22	Denmark	5	0.3%
23	Cyprus	5	0.3%
24	Turkey	5	0.3%
25	Mexico	4	0.2%
26	South Africa	4	0.2%
27	Greece	4	0.2%
28	Belgium	4	0.2%
29	Brazil	3	0.2%
30	Estonia	3	0.2%
31	Poland	3	0.2%
32	New Zealand	3	0.2%
33	Romania	3	0.2%
34	Russia	2	0.1%
35	Portugal	2	0.1%
36	Israel	2	0.1%
37	Italy	2	0.1%
38	Latvia	2	0.1%
39	Lebanon	2	0.1%
40	Lithuania	2	0.1%
41	Slovakia	2	0.1%
42	Ukraine	2	0.1%
43	Taiwan	2	0.1%
44	Switzerland	1	0.1%
45	Ireland	1	0.1%
46	Ghana	1	0.1%
47	Austria	1	0.1%
48	Bangladesh	1	0.1%
49	Colombia	1	0.1%