Rank	Countries/Territories	Count	Percent
1	United States	600	38%
2	China	481	30.5%
3	Germany	194	12.3%
4	Japan	110	7%
5	Netherlands	44	2.8%
6	France	42	2.7%
7	Lithuania	12	0.8%
8	Russia	11	0.7%
9	Singapore	10	0.6%
10	Norway	8	0.5%
11	Taiwan	8	0.5%
12	Argentina	8	0.5%
13	Cyprus	7	0.4%
14	Australia	5	0.3%
15	South Africa	5	0.3%
16	Canada	5	0.3%
17	India	4	0.3%
18	Korea, Republic of	3	0.2%
19	United Kingdom	3	0.2%
20	Turkey	2	0.1%
21	Mongolia	2	0.1%
22	Nigeria	2	0.1%
23	Hong Kong	2	0.1%
24	Georgia	1	0.1%
25	Belgium	1	0.1%
26	Latvia	1	0.1%
27	Iran, Islamic Republic of	1	0.1%
28	Ukraine	1	0.1%
29	Romania	1	0.1%
30	Spain	1	0.1%
31	Switzerland	1	0.1%
32	Viet Nam	1	0.1%