Rank	Countries/Territories	Count	Percent
1	United States	232	39.9%
2	China	149	25.6%
3	Germany	40	6.9%
4	India	21	3.6%
5	Australia	10	1.7%
6	Malaysia	10	1.7%
7	Singapore	10	1.7%
8	Spain	10	1.7%
9	United Kingdom	10	1.7%
10	Russia	6	1%
11	Japan	6	1%
12	Brazil	6	1%
13	Egypt	6	1%
14	France	5	0.9%
15	Hong Kong	4	0.7%
16	Canada	4	0.7%
17	Cyprus	4	0.7%
18	Korea, Republic of	4	0.7%
19	Ireland	4	0.7%
20	Viet Nam	4	0.7%
21	Norway	3	0.5%
22	South Africa	3	0.5%
23	Indonesia	3	0.5%
24	Georgia	3	0.5%
25	Colombia	2	0.3%
26	Bulgaria	2	0.3%
27	Sweden	2	0.3%
28	Serbia	2	0.3%
29	Iraq	2	0.3%
30	Netherlands	2	0.3%
31	Lesotho	1	0.2%
32	Pakistan	1	0.2%
33	Palestine, State of	1	0.2%
34	Philippines	1	0.2%
35	Romania	1	0.2%
36	Mongolia	1	0.2%
37	Nepal	1	0.2%
38	Tanzania, United Republic of	1	0.2%
39	Argentina	1	0.2%
40	Czech Republic	1	0.2%
41	El Salvador	1	0.2%
42	Iran, Islamic Republic of	1	0.2%