Rank	Countries/Territories	Count	Percent
1	United States	546	42.3%
2	China	357	27.6%
3	Germany	110	8.5%
4	France	77	6%
5	Japan	47	3.6%
6	Netherlands	18	1.4%
7	Ireland	16	1.2%
8	Singapore	14	1.1%
9	Ukraine	13	1%
10	Cyprus	13	1%
11	Canada	12	0.9%
12	Sweden	9	0.7%
13	Croatia	7	0.5%
14	Australia	6	0.5%
15	Iran, Islamic Republic of	6	0.5%
16	Korea, Republic of	6	0.5%
17	United Kingdom	4	0.3%
18	Argentina	4	0.3%
19	Taiwan	3	0.2%
20	Mexico	3	0.2%
21	Latvia	2	0.2%
22	Romania	2	0.2%
23	Brazil	2	0.2%
24	Egypt	2	0.2%
25	Hong Kong	2	0.2%
26	India	1	0.1%
27	Ecuador	1	0.1%
28	Georgia	1	0.1%
29	Chile	1	0.1%
30	Colombia	1	0.1%
31	Spain	1	0.1%
32	Italy	1	0.1%
33	Mongolia	1	0.1%
34	Nepal	1	0.1%
35	New Zealand	1	0.1%
36	Poland	1	0.1%