Rank	Countries/Territories	Count	Percent
1	United States	484	40.7%
2	China	445	37.4%
3	Germany	91	7.7%
4	Japan	36	3%
5	Netherlands	24	2%
6	Ireland	18	1.5%
7	Singapore	10	0.8%
8	France	9	0.8%
9	India	9	0.8%
10	Cyprus	6	0.5%
11	Norway	6	0.5%
12	Sweden	5	0.4%
13	United Kingdom	5	0.4%
14	Canada	5	0.4%
15	Colombia	3	0.3%
16	Chile	2	0.2%
17	Albania	2	0.2%
18	Australia	2	0.2%
19	Hong Kong	2	0.2%
20	Indonesia	2	0.2%
21	Iran, Islamic Republic of	2	0.2%
22	Slovenia	2	0.2%
23	Poland	2	0.2%
24	Mauritius	2	0.2%
25	Moldova, Republic of	1	0.1%
26	Mongolia	1	0.1%
27	Malaysia	1	0.1%
28	Philippines	1	0.1%
29	New Zealand	1	0.1%
30	Portugal	1	0.1%
31	Romania	1	0.1%
32	South Africa	1	0.1%
33	Israel	1	0.1%
34	Italy	1	0.1%
35	Denmark	1	0.1%
36	Bangladesh	1	0.1%
37	Bulgaria	1	0.1%
38	Argentina	1	0.1%
39	Armenia	1	0.1%