Rank	Countries/Territories	Count	Percent
1	United States	490	37.5%
2	China	353	27%
3	Germany	120	9.2%
4	Norway	36	2.8%
5	Brazil	31	2.4%
6	India	26	2%
7	Hong Kong	25	1.9%
8	Japan	24	1.8%
9	France	23	1.8%
10	Canada	20	1.5%
11	United Kingdom	17	1.3%
12	Singapore	13	1%
13	Portugal	12	0.9%
14	Australia	11	0.8%
15	Colombia	10	0.8%
16	Spain	10	0.8%
17	Cyprus	9	0.7%
18	Iran, Islamic Republic of	8	0.6%
19	Netherlands	8	0.6%
20	Italy	6	0.5%
21	Slovenia	6	0.5%
22	Ukraine	5	0.4%
23	Russia	5	0.4%
24	Mexico	4	0.3%
25	Switzerland	4	0.3%
26	Taiwan	4	0.3%
27	Turkey	4	0.3%
28	Sweden	3	0.2%
29	Argentina	3	0.2%
30	Ethiopia	2	0.2%
31	Indonesia	2	0.2%
32	Austria	2	0.2%
33	Belgium	2	0.2%
34	Slovakia	2	0.2%
35	Poland	2	0.2%
36	Latvia	2	0.2%
37	Lithuania	1	0.1%
38	Korea, Republic of	1	0.1%
39	Philippines	1	0.1%
40	Denmark	1	0.1%