Rank	Countries/Territories	Count	Percent
1	United States	217	30%
2	China	187	25.9%
3	Germany	76	10.5%
4	Australia	27	3.7%
5	France	21	2.9%
6	Ireland	21	2.9%
7	Japan	21	2.9%
8	United Kingdom	20	2.8%
9	Korea, Republic of	13	1.8%
10	Iran, Islamic Republic of	12	1.7%
11	Brazil	12	1.7%
12	India	9	1.2%
13	Greece	9	1.2%
14	Turkey	9	1.2%
15	Malaysia	7	1%
16	Canada	7	1%
17	Egypt	7	1%
18	Hong Kong	6	0.8%
19	Netherlands	6	0.8%
20	Lithuania	6	0.8%
21	Norway	5	0.7%
22	Saudi Arabia	4	0.6%
23	Singapore	3	0.4%
24	Taiwan	3	0.4%
25	Indonesia	3	0.4%
26	Slovakia	2	0.3%
27	Spain	2	0.3%
28	Peru	2	0.3%
29	Russia	1	0.1%
30	Ukraine	1	0.1%
31	Ghana	1	0.1%
32	Argentina	1	0.1%
33	Cyprus	1	0.1%
34	Belgium	1	0.1%