Rank	Countries/Territories	Count	Percent
1	United States	520	52.2%
2	China	173	17.4%
3	Germany	91	9.1%
4	India	65	6.5%
5	Singapore	26	2.6%
6	Netherlands	20	2%
7	Japan	17	1.7%
8	Korea, Republic of	13	1.3%
9	Cyprus	11	1.1%
10	Canada	7	0.7%
11	Australia	7	0.7%
12	France	5	0.5%
13	Pakistan	4	0.4%
14	Norway	3	0.3%
15	South Africa	3	0.3%
16	Ukraine	3	0.3%
17	Hong Kong	3	0.3%
18	Brazil	3	0.3%
19	Colombia	2	0.2%
20	Ethiopia	2	0.2%
21	Greece	2	0.2%
22	Malaysia	2	0.2%
23	Taiwan	2	0.2%
24	Turkey	2	0.2%
25	Russia	2	0.2%
26	Saudi Arabia	1	0.1%
27	Latvia	1	0.1%
28	Malawi	1	0.1%
29	Switzerland	1	0.1%
30	Indonesia	1	0.1%
31	Iraq	1	0.1%
32	Ireland	1	0.1%
33	Egypt	1	0.1%