Rank	Countries/Territories	Count	Percent
1	United States	325	40.5%
2	China	231	28.8%
3	Germany	47	5.9%
4	India	25	3.1%
5	United Kingdom	15	1.9%
6	Australia	12	1.5%
7	Singapore	11	1.4%
8	Spain	10	1.2%
9	Malaysia	10	1.2%
10	Brazil	9	1.1%
11	Russia	7	0.9%
12	Netherlands	6	0.7%
13	Ireland	6	0.7%
14	Japan	6	0.7%
15	Canada	6	0.7%
16	Egypt	6	0.7%
17	France	6	0.7%
18	Indonesia	4	0.5%
19	Hong Kong	4	0.5%
20	Cyprus	4	0.5%
21	Korea, Republic of	4	0.5%
22	Viet Nam	4	0.5%
23	Thailand	4	0.5%
24	South Africa	3	0.4%
25	Norway	3	0.4%
26	Georgia	3	0.4%
27	Colombia	2	0.2%
28	Bulgaria	2	0.2%
29	Palestine, State of	2	0.2%
30	Serbia	2	0.2%
31	Poland	2	0.2%
32	Iraq	2	0.2%
33	Tanzania, United Republic of	2	0.2%
34	Sweden	2	0.2%
35	Turkey	2	0.2%
36	Switzerland	1	0.1%
37	Taiwan	1	0.1%
38	Romania	1	0.1%
39	Philippines	1	0.1%
40	Pakistan	1	0.1%
41	Lesotho	1	0.1%
42	Nigeria	1	0.1%
43	Mongolia	1	0.1%
44	Nepal	1	0.1%
45	Argentina	1	0.1%
46	Czech Republic	1	0.1%
47	Ecuador	1	0.1%
48	El Salvador	1	0.1%
49	Iran, Islamic Republic of	1	0.1%