Rank	Countries/Territories	Count	Percent
1	United States	666	44.8%
2	China	370	24.9%
3	Germany	137	9.2%
4	Japan	34	2.3%
5	Russia	33	2.2%
6	France	30	2%
7	India	20	1.3%
8	Korea, Republic of	18	1.2%
9	United Kingdom	18	1.2%
10	Canada	16	1.1%
11	Cyprus	13	0.9%
12	Australia	13	0.9%
13	Netherlands	13	0.9%
14	Singapore	12	0.8%
15	Hungary	11	0.7%
16	Ireland	10	0.7%
17	Israel	7	0.5%
18	Hong Kong	7	0.5%
19	Colombia	6	0.4%
20	Spain	6	0.4%
21	Nepal	5	0.3%
22	Pakistan	5	0.3%
23	Latvia	4	0.3%
24	Malaysia	4	0.3%
25	Thailand	3	0.2%
26	Indonesia	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Egypt	2	0.1%
29	South Africa	2	0.1%
30	Switzerland	2	0.1%
31	Taiwan	2	0.1%
32	Viet Nam	2	0.1%
33	Slovakia	1	0.1%
34	Venezuela, Bolivarian Republic of	1	0.1%
35	Mongolia	1	0.1%
36	Norway	1	0.1%
37	Denmark	1	0.1%
38	Bangladesh	1	0.1%
39	Brazil	1	0.1%
40	Italy	1	0.1%