Rank	Countries/Territories	Count	Percent
1	United States	270	43.5%
2	China	194	31.2%
3	Germany	35	5.6%
4	Egypt	15	2.4%
5	Korea, Republic of	12	1.9%
6	Sweden	12	1.9%
7	Singapore	9	1.4%
8	Netherlands	9	1.4%
9	Hong Kong	7	1.1%
10	Pakistan	6	1%
11	France	6	1%
12	Ireland	4	0.6%
13	Mexico	4	0.6%
14	Poland	4	0.6%
15	Serbia	3	0.5%
16	Malaysia	3	0.5%
17	Hungary	3	0.5%
18	India	3	0.5%
19	Bangladesh	2	0.3%
20	Panama	2	0.3%
21	Uzbekistan	2	0.3%
22	Russia	2	0.3%
23	Taiwan	2	0.3%
24	Uganda	2	0.3%
25	Ukraine	1	0.2%
26	United Kingdom	1	0.2%
27	Rwanda	1	0.2%
28	Romania	1	0.2%
29	Italy	1	0.2%
30	Japan	1	0.2%
31	Bulgaria	1	0.2%
32	Canada	1	0.2%
33	Cyprus	1	0.2%
34	Denmark	1	0.2%