Rank	Countries/Territories	Count	Percent
1	United States	422	35.2%
2	China	294	24.5%
3	Germany	99	8.3%
4	United Kingdom	52	4.3%
5	Sweden	33	2.8%
6	Spain	24	2%
7	Australia	20	1.7%
8	France	20	1.7%
9	Japan	19	1.6%
10	Singapore	16	1.3%
11	Malaysia	15	1.3%
12	Netherlands	15	1.3%
13	Indonesia	14	1.2%
14	Denmark	13	1.1%
15	Croatia	12	1%
16	Belgium	12	1%
17	Iran, Islamic Republic of	12	1%
18	India	12	1%
19	Brazil	11	0.9%
20	Russia	10	0.8%
21	Canada	8	0.7%
22	Cyprus	8	0.7%
23	Ireland	8	0.7%
24	Portugal	6	0.5%
25	Slovenia	4	0.3%
26	Korea, Republic of	4	0.3%
27	Israel	4	0.3%
28	Italy	4	0.3%
29	Norway	3	0.3%
30	Poland	3	0.3%
31	Taiwan	3	0.3%
32	United Arab Emirates	2	0.2%
33	Saudi Arabia	2	0.2%
34	Pakistan	2	0.2%
35	Hong Kong	2	0.2%
36	Algeria	2	0.2%
37	Finland	2	0.2%
38	Georgia	1	0.1%
39	Ecuador	1	0.1%
40	Bolivia, Plurinational State of	1	0.1%
41	Mexico	1	0.1%
42	Romania	1	0.1%
43	Turkey	1	0.1%
44	Ukraine	1	0.1%