Rank	Countries/Territories	Count	Percent
1	United States	608	38.3%
2	China	519	32.7%
3	Germany	111	7%
4	France	49	3.1%
5	Afghanistan	30	1.9%
6	Japan	27	1.7%
7	Netherlands	26	1.6%
8	Spain	24	1.5%
9	Russia	19	1.2%
10	Korea, Republic of	19	1.2%
11	India	14	0.9%
12	Iran, Islamic Republic of	14	0.9%
13	Canada	14	0.9%
14	Turkey	14	0.9%
15	United Kingdom	12	0.8%
16	Sweden	10	0.6%
17	Italy	10	0.6%
18	Hong Kong	8	0.5%
19	Australia	7	0.4%
20	Pakistan	6	0.4%
21	Taiwan	5	0.3%
22	Latvia	5	0.3%
23	Argentina	4	0.3%
24	Cyprus	4	0.3%
25	Singapore	3	0.2%
26	Portugal	3	0.2%
27	Romania	2	0.1%
28	Poland	2	0.1%
29	Norway	2	0.1%
30	Slovenia	2	0.1%
31	Bangladesh	2	0.1%
32	Ireland	2	0.1%
33	Israel	2	0.1%
34	Ukraine	2	0.1%
35	United Arab Emirates	2	0.1%
36	Lithuania	1	0.1%
37	Mongolia	1	0.1%
38	Belgium	1	0.1%
39	South Africa	1	0.1%
40	Switzerland	1	0.1%