Rank	Countries/Territories	Count	Percent
1	United States	483	34.7%
2	China	294	21.2%
3	Germany	274	19.7%
4	Canada	44	3.2%
5	Korea, Republic of	41	2.9%
6	Netherlands	38	2.7%
7	France	32	2.3%
8	Japan	30	2.2%
9	Sweden	17	1.2%
10	United Kingdom	12	0.9%
11	Singapore	10	0.7%
12	Australia	10	0.7%
13	Ireland	9	0.6%
14	South Africa	8	0.6%
15	Finland	8	0.6%
16	Bulgaria	7	0.5%
17	India	7	0.5%
18	Latvia	6	0.4%
19	Lithuania	6	0.4%
20	Nigeria	6	0.4%
21	Turkey	5	0.4%
22	Egypt	5	0.4%
23	Argentina	5	0.4%
24	Cyprus	5	0.4%
25	Hong Kong	3	0.2%
26	Ukraine	3	0.2%
27	Portugal	3	0.2%
28	Iran, Islamic Republic of	2	0.1%
29	Iraq	2	0.1%
30	Israel	2	0.1%
31	Denmark	2	0.1%
32	Cambodia	2	0.1%
33	Algeria	2	0.1%
34	Albania	1	0.1%
35	Belgium	1	0.1%
36	Bolivia, Plurinational State of	1	0.1%
37	Brazil	1	0.1%
38	Hungary	1	0.1%
39	Switzerland	1	0.1%
40	Poland	1	0.1%