Rank	Countries/Territories	Count	Percent
1	United States	557	40.3%
2	China	396	28.7%
3	Germany	121	8.8%
4	Canada	56	4.1%
5		49	3.5%
6	Russia	38	2.8%
7	Japan	28	2%
8	India	23	1.7%
9	Brazil	15	1.1%
10	Hong Kong	12	0.9%
11	Australia	11	0.8%
12	United Kingdom	10	0.7%
13	Taiwan	9	0.7%
14	Senegal	7	0.5%
15	Portugal	6	0.4%
16	Korea, Republic of	6	0.4%
17	Ireland	6	0.4%
18	Netherlands	5	0.4%
19	Turkey	4	0.3%
20	Cyprus	3	0.2%
21	Israel	2	0.1%
22	Iran, Islamic Republic of	2	0.1%
23	Spain	2	0.1%
24	France	2	0.1%
25	Singapore	2	0.1%
26	South Africa	1	0.1%
27	Saudi Arabia	1	0.1%
28	Pakistan	1	0.1%
29	Switzerland	1	0.1%
30	Ukraine	1	0.1%
31	Mexico	1	0.1%
32	Finland	1	0.1%
33	Bangladesh	1	0.1%
34	Argentina	1	0.1%