Rank	Countries/Territories	Count	Percent
1	United States	368	40%
2	China	161	17.5%
3	Germany	64	6.9%
4	Russia	62	6.7%
5	India	49	5.3%
6	Japan	22	2.4%
7	Israel	17	1.8%
8	United Kingdom	15	1.6%
9	France	14	1.5%
10	Korea, Republic of	13	1.4%
11	Australia	12	1.3%
12	Brazil	11	1.2%
13	Finland	10	1.1%
14	Singapore	10	1.1%
15	Ukraine	8	0.9%
16	Canada	8	0.9%
17	Hong Kong	7	0.8%
18	Afghanistan	6	0.7%
19	Spain	6	0.7%
20	Austria	5	0.5%
21	Senegal	5	0.5%
22	Norway	4	0.4%
23	Cote D'ivoire	4	0.4%
24	Bosnia and Herzegovina	3	0.3%
25	Netherlands	3	0.3%
26	Sweden	3	0.3%
27	South Africa	3	0.3%
28	Taiwan	3	0.3%
29	Switzerland	2	0.2%
30	Nigeria	2	0.2%
31	Paraguay	2	0.2%
32	Iran, Islamic Republic of	2	0.2%
33	Denmark	2	0.2%
34	Argentina	2	0.2%
35	Bolivia, Plurinational State of	1	0.1%
36	Ecuador	1	0.1%
37	Hungary	1	0.1%
38	Romania	1	0.1%
39	Pakistan	1	0.1%
40	New Caledonia	1	0.1%
41	Italy	1	0.1%
42	Latvia	1	0.1%
43	Lithuania	1	0.1%
44	Moldova, Republic of	1	0.1%
45	Mongolia	1	0.1%
46	Nepal	1	0.1%
47	Turkey	1	0.1%