Rank	Countries/Territories	Count	Percent
1	United States	655	39.1%
2	China	470	28%
3	Germany	205	12.2%
4	India	39	2.3%
5	Canada	32	1.9%
6	Korea, Republic of	20	1.2%
7	Netherlands	19	1.1%
8	France	19	1.1%
9	Turkey	18	1.1%
10	Japan	14	0.8%
11	Norway	13	0.8%
12	Australia	11	0.7%
13	Thailand	11	0.7%
14	Cyprus	10	0.6%
15	Czech Republic	10	0.6%
16	Hong Kong	9	0.5%
17	Ireland	9	0.5%
18	Taiwan	9	0.5%
19	United Kingdom	8	0.5%
20	Brazil	8	0.5%
21	Belgium	6	0.4%
22	Egypt	6	0.4%
23	Italy	6	0.4%
24	Luxembourg	5	0.3%
25	Chile	5	0.3%
26	Switzerland	5	0.3%
27	Pakistan	4	0.2%
28	Malaysia	3	0.2%
29	Bulgaria	3	0.2%
30	Bangladesh	3	0.2%
31	Argentina	3	0.2%
32	Ghana	3	0.2%
33	Spain	3	0.2%
34	Philippines	3	0.2%
35	Romania	3	0.2%
36	Saudi Arabia	3	0.2%
37	Singapore	3	0.2%
38	Viet Nam	3	0.2%
39	United Arab Emirates	2	0.1%
40	South Africa	2	0.1%
41	Morocco	2	0.1%
42	Indonesia	2	0.1%
43	Mongolia	1	0.1%
44	Palestine, State of	1	0.1%
45	Oman	1	0.1%
46	Nigeria	1	0.1%
47	Bolivia, Plurinational State of	1	0.1%
48	Cameroon	1	0.1%
49	Sweden	1	0.1%
50	Russia	1	0.1%
51	Uganda	1	0.1%
52	Ukraine	1	0.1%