Rank	Countries/Territories	Count	Percent
1	United States	266	42.3%
2	China	158	25.1%
3	Germany	40	6.4%
4	India	21	3.3%
5	Australia	11	1.7%
6	Malaysia	10	1.6%
7	Singapore	10	1.6%
8	Spain	10	1.6%
9	United Kingdom	10	1.6%
10	Russia	6	1%
11	Japan	6	1%
12	Brazil	6	1%
13	Canada	6	1%
14	Egypt	6	1%
15	France	5	0.8%
16	Hong Kong	4	0.6%
17	Cyprus	4	0.6%
18	Korea, Republic of	4	0.6%
19	Ireland	4	0.6%
20	Viet Nam	4	0.6%
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	Tanzania, United Republic of	2	0.3%
32	Lesotho	1	0.2%
33	Pakistan	1	0.2%
34	Palestine, State of	1	0.2%
35	Philippines	1	0.2%
36	Romania	1	0.2%
37	Mongolia	1	0.2%
38	Nepal	1	0.2%
39	Taiwan	1	0.2%
40	Argentina	1	0.2%
41	Czech Republic	1	0.2%
42	El Salvador	1	0.2%
43	Iran, Islamic Republic of	1	0.2%