Rank	Countries/Territories	Count	Percent
1	United States	579	38.5%
2	China	439	29.2%
3	Germany	145	9.6%
4	India	67	4.5%
5	France	56	3.7%
6	Netherlands	55	3.7%
7	Singapore	28	1.9%
8	Canada	18	1.2%
9	Cyprus	17	1.1%
10	Japan	14	0.9%
11	Korea, Republic of	11	0.7%
12	Australia	7	0.5%
13	Norway	6	0.4%
14	Sweden	6	0.4%
15	United Kingdom	6	0.4%
16	Ukraine	5	0.3%
17	Saudi Arabia	4	0.3%
18	Ireland	4	0.3%
19	Ecuador	4	0.3%
20	Argentina	3	0.2%
21	Iraq	3	0.2%
22	Thailand	3	0.2%
23	Turkey	2	0.1%
24	Russia	2	0.1%
25	South Africa	2	0.1%
26	Malaysia	2	0.1%
27	Egypt	2	0.1%
28	Ethiopia	2	0.1%
29	Chile	2	0.1%
30	Bahrain	1	0.1%
31	Brazil	1	0.1%
32	Colombia	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Hong Kong	1	0.1%
35	Mongolia	1	0.1%
36	Portugal	1	0.1%
37	Switzerland	1	0.1%
38	Taiwan	1	0.1%