Rank	Countries/Territories	Count	Percent
1	United States	234	29.1%
2	Japan	176	21.9%
3	China	134	16.7%
4	Germany	58	7.2%
5	Netherlands	38	4.7%
6	Singapore	27	3.4%
7	Greece	23	2.9%
8	Iran, Islamic Republic of	11	1.4%
9	Egypt	11	1.4%
10	South Africa	8	1%
11	Spain	8	1%
12	Poland	7	0.9%
13	Ireland	7	0.9%
14	India	6	0.7%
15	Korea, Republic of	5	0.6%
16	Croatia	5	0.6%
17	Cyprus	5	0.6%
18	Australia	4	0.5%
19	Hong Kong	4	0.5%
20	United Kingdom	4	0.5%
21	Russia	4	0.5%
22	France	3	0.4%
23	Austria	2	0.2%
24	Brazil	2	0.2%
25	Argentina	2	0.2%
26	Iraq	2	0.2%
27	Romania	2	0.2%
28	South Sudan	2	0.2%
29	Tunisia	2	0.2%
30	Turkey	1	0.1%
31	Sweden	1	0.1%
32	Taiwan	1	0.1%
33	Saudi Arabia	1	0.1%
34	Mauritius	1	0.1%
35	Canada	1	0.1%
36	Belgium	1	0.1%