Rank	Countries/Territories	Count	Percent
1	United States	395	38.3%
2	China	263	25.5%
3	Germany	199	19.3%
4	Korea, Republic of	31	3%
5	Japan	23	2.2%
6	Ireland	15	1.5%
7	France	14	1.4%
8	Switzerland	14	1.4%
9	Singapore	8	0.8%
10	Netherlands	6	0.6%
11	Peru	6	0.6%
12	Hong Kong	6	0.6%
13	Czech Republic	6	0.6%
14	Egypt	5	0.5%
15	India	5	0.5%
16	Canada	5	0.5%
17	Russia	5	0.5%
18	Lithuania	4	0.4%
19	Cyprus	4	0.4%
20	Malaysia	3	0.3%
21	Portugal	2	0.2%
22	Argentina	2	0.2%
23	Australia	2	0.2%
24	Bangladesh	2	0.2%
25	Brazil	2	0.2%
26	Israel	1	0.1%
27	Georgia	1	0.1%
28	Sweden	1	0.1%
29	Malta	1	0.1%
30	United Kingdom	1	0.1%