Rank	Countries/Territories	Count	Percent
1	United States	280	44.3%
2	China	124	19.6%
3	Germany	30	4.7%
4	United Kingdom	27	4.3%
5	Japan	24	3.8%
6	India	18	2.8%
7	Turkey	15	2.4%
8	France	13	2.1%
9	Canada	13	2.1%
10	Netherlands	10	1.6%
11	Ireland	7	1.1%
12	Australia	7	1.1%
13	Egypt	6	0.9%
14	Hong Kong	6	0.9%
15	Singapore	5	0.8%
16	Russia	4	0.6%
17	Korea, Republic of	4	0.6%
18	Colombia	3	0.5%
19	Chile	3	0.5%
20	Romania	3	0.5%
21	Italy	3	0.5%
22	Mexico	3	0.5%
23	Tanzania, United Republic of	3	0.5%
24	Thailand	2	0.3%
25	Switzerland	2	0.3%
26	Taiwan	2	0.3%
27	Israel	2	0.3%
28	Peru	2	0.3%
29	Brazil	2	0.3%
30	Cyprus	2	0.3%
31	Libya	2	0.3%
32	Malaysia	2	0.3%
33	Indonesia	1	0.2%
34	Spain	1	0.2%
35	Ukraine	1	0.2%