Rank	Countries/Territories	Count	Percent
1	United States	160	30.5%
2	China	156	29.7%
3	Germany	71	13.5%
4	Netherlands	24	4.6%
5	Russia	19	3.6%
6	Japan	17	3.2%
7	India	13	2.5%
8	Singapore	12	2.3%
9	Ukraine	6	1.1%
10	Australia	6	1.1%
11	Thailand	5	1%
12	United Kingdom	4	0.8%
13	Ghana	3	0.6%
14	France	2	0.4%
15	Argentina	2	0.4%
16	Cyprus	2	0.4%
17	Israel	2	0.4%
18	New Zealand	2	0.4%
19	Philippines	2	0.4%
20	Poland	2	0.4%
21	Sierra Leone	2	0.4%
22	Malaysia	2	0.4%
23	Mauritius	2	0.4%
24	Mongolia	1	0.2%
25	Saudi Arabia	1	0.2%
26	Spain	1	0.2%
27	Viet Nam	1	0.2%
28	Romania	1	0.2%
29	Korea, Republic of	1	0.2%
30	Lithuania	1	0.2%
31	Ecuador	1	0.2%
32	Georgia	1	0.2%