Rank	Countries/Territories	Count	Percent
1	United States	420	52.2%
2	China	128	15.9%
3	Germany	98	12.2%
4	Netherlands	17	2.1%
5	France	16	2%
6	Japan	12	1.5%
7	Singapore	10	1.2%
8	Russia	9	1.1%
9	Korea, Republic of	9	1.1%
10	Ukraine	8	1%
11	Ireland	8	1%
12	United Kingdom	7	0.9%
13	Cyprus	6	0.7%
14	Canada	6	0.7%
15	Iran, Islamic Republic of	5	0.6%
16	India	4	0.5%
17	South Africa	4	0.5%
18	Spain	3	0.4%
19	Norway	3	0.4%
20	Slovakia	3	0.4%
21	Israel	3	0.4%
22	Italy	3	0.4%
23	Australia	3	0.4%
24	Brazil	2	0.2%
25	Armenia	2	0.2%
26	Greece	2	0.2%
27	Hong Kong	2	0.2%
28	Kazakhstan	2	0.2%
29	Saudi Arabia	2	0.2%
30	Poland	2	0.2%
31	Lithuania	2	0.2%
32	Sweden	2	0.2%
33	Malaysia	1	0.1%
34	Indonesia	1	0.1%