Rank	Countries/Territories	Count	Percent
1	United States	153	33.9%
2	China	150	33.3%
3	Germany	32	7.1%
4	Japan	21	4.7%
5	Korea, Republic of	18	4%
6	France	11	2.4%
7	Netherlands	9	2%
8	Singapore	9	2%
9	Ireland	6	1.3%
10	Hong Kong	4	0.9%
11	Taiwan	4	0.9%
12	Russia	3	0.7%
13	Israel	3	0.7%
14	Norway	2	0.4%
15	Kuwait	2	0.4%
16	Canada	2	0.4%
17	Cyprus	2	0.4%
18	Australia	2	0.4%
19	Turkey	2	0.4%
20	Ukraine	2	0.4%
21	United Arab Emirates	2	0.4%
22	United Kingdom	2	0.4%
23	Mexico	2	0.4%
24	Portugal	2	0.4%
25	South Africa	1	0.2%
26	Belgium	1	0.2%
27	Denmark	1	0.2%
28	Hungary	1	0.2%
29	Lithuania	1	0.2%
30	Pakistan	1	0.2%