Rank	Countries/Territories	Count	Percent
1	United States	491	38.6%
2	China	356	28%
3	Germany	83	6.5%
4	Canada	65	5.1%
5	France	35	2.8%
6	Japan	30	2.4%
7	Australia	27	2.1%
8	India	20	1.6%
9	Korea, Republic of	19	1.5%
10	Netherlands	18	1.4%
11	Cyprus	13	1%
12	Russia	12	0.9%
13	Singapore	10	0.8%
14	Ireland	10	0.8%
15	Egypt	7	0.6%
16	Taiwan	7	0.6%
17	Spain	6	0.5%
18	Switzerland	5	0.4%
19	Portugal	5	0.4%
20	Hong Kong	5	0.4%
21	Cuba	4	0.3%
22	Italy	4	0.3%
23	Turkey	4	0.3%
24	Ukraine	3	0.2%
25	Colombia	3	0.2%
26	Nigeria	3	0.2%
27	Mexico	3	0.2%
28	Malaysia	2	0.2%
29	Romania	2	0.2%
30	Nicaragua	2	0.2%
31	Philippines	2	0.2%
32	Argentina	2	0.2%
33	Iran, Islamic Republic of	2	0.2%
34	Iraq	2	0.2%
35	Venezuela, Bolivarian Republic of	2	0.2%
36	Viet Nam	2	0.2%
37	Bangladesh	1	0.1%
38	Brazil	1	0.1%
39	Czech Republic	1	0.1%
40	Pakistan	1	0.1%
41	New Zealand	1	0.1%