Rank	Countries/Territories	Count	Percent
1	United States	541	39.4%
2	China	386	28.1%
3	Germany	127	9.2%
4	France	73	5.3%
5	United Kingdom	38	2.8%
6	Japan	33	2.4%
7	Canada	28	2%
8	Ireland	23	1.7%
9	Singapore	19	1.4%
10	Poland	14	1%
11	India	11	0.8%
12	Netherlands	11	0.8%
13	Australia	10	0.7%
14	Cyprus	8	0.6%
15	Ukraine	6	0.4%
16	Romania	5	0.4%
17	Spain	5	0.4%
18	Hong Kong	5	0.4%
19	Argentina	4	0.3%
20	Norway	4	0.3%
21	Korea, Republic of	4	0.3%
22	Philippines	4	0.3%
23	Sweden	2	0.1%
24	Switzerland	2	0.1%
25	Turkey	2	0.1%
26	Malaysia	2	0.1%
27	Finland	2	0.1%
28	Bangladesh	1	0.1%
29	Pakistan	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Uganda	1	0.1%
32	Russia	1	0.1%