Rank	Countries/Territories	Count	Percent
1	United States	439	33.3%
2	China	353	26.8%
3	Germany	134	10.2%
4	France	66	5%
5	Korea, Republic of	30	2.3%
6	Canada	28	2.1%
7	Netherlands	24	1.8%
8	Taiwan	23	1.7%
9	United Kingdom	21	1.6%
10	Singapore	15	1.1%
11	Japan	15	1.1%
12	India	14	1.1%
13	Turkey	14	1.1%
14	Switzerland	12	0.9%
15	Brazil	11	0.8%
16	Norway	11	0.8%
17	Belgium	10	0.8%
18	Poland	7	0.5%
19	Portugal	7	0.5%
20	Ukraine	7	0.5%
21	United Arab Emirates	6	0.5%
22	Hong Kong	6	0.5%
23	Cyprus	6	0.5%
24	Ecuador	5	0.4%
25	Chile	5	0.4%
26	Spain	5	0.4%
27	Colombia	3	0.2%
28	Bolivia, Plurinational State of	3	0.2%
29	Australia	3	0.2%
30	Egypt	3	0.2%
31	Italy	3	0.2%
32	Palestine, State of	3	0.2%
33	Mongolia	3	0.2%
34	Malaysia	3	0.2%
35	Lebanon	2	0.2%
36	Jordan	2	0.2%
37	Mexico	2	0.2%
38	Romania	2	0.2%
39	Russia	2	0.2%
40	Iran, Islamic Republic of	2	0.2%
41	Ireland	2	0.2%
42	Sweden	2	0.2%
43	Kyrgyzstan	1	0.1%
44	Latvia	1	0.1%
45	Lithuania	1	0.1%
46	Malta	1	0.1%