Rank	Countries/Territories	Count	Percent
1	United States	437	37.1%
2	China	316	26.8%
3	Germany	116	9.9%
4	Australia	78	6.6%
5	United Kingdom	42	3.6%
6	India	29	2.5%
7	Japan	24	2%
8	Palestine, State of	14	1.2%
9	Singapore	12	1%
10	France	9	0.8%
11	Netherlands	8	0.7%
12	Thailand	7	0.6%
13	Hong Kong	7	0.6%
14	Ireland	6	0.5%
15	Canada	6	0.5%
16	Italy	5	0.4%
17	Iran, Islamic Republic of	5	0.4%
18	Romania	5	0.4%
19	Taiwan	5	0.4%
20	Sweden	4	0.3%
21	Russia	4	0.3%
22	Korea, Republic of	4	0.3%
23	Malaysia	3	0.3%
24	Hungary	3	0.3%
25	Cyprus	3	0.3%
26	Austria	3	0.3%
27	Tanzania, United Republic of	3	0.3%
28	Colombia	2	0.2%
29	Ecuador	2	0.2%
30	Iraq	2	0.2%
31	South Africa	2	0.2%
32	Turkey	2	0.2%
33	Jordan	2	0.2%
34	Kenya	1	0.1%
35	Kuwait	1	0.1%
36	Saudi Arabia	1	0.1%
37	Ukraine	1	0.1%
38	United Arab Emirates	1	0.1%
39	Spain	1	0.1%
40	Greece	1	0.1%