Rank	Countries/Territories	Count	Percent
1	United States	383	38.6%
2	China	318	32%
3	Germany	105	10.6%
4	Singapore	39	3.9%
5	India	24	2.4%
6	Norway	16	1.6%
7	Russia	14	1.4%
8	France	12	1.2%
9	Japan	8	0.8%
10	Argentina	8	0.8%
11	United Kingdom	7	0.7%
12	Australia	6	0.6%
13	Cyprus	6	0.6%
14	Canada	5	0.5%
15	Taiwan	5	0.5%
16	Netherlands	5	0.5%
17	Ukraine	4	0.4%
18	Korea, Republic of	4	0.4%
19	Latvia	3	0.3%
20	Georgia	3	0.3%
21	Chile	2	0.2%
22	Belgium	2	0.2%
23	Brazil	2	0.2%
24	Turkey	2	0.2%
25	Hungary	2	0.2%
26	Romania	2	0.2%
27	Paraguay	1	0.1%
28	Iran, Islamic Republic of	1	0.1%
29	Ireland	1	0.1%
30	Czech Republic	1	0.1%
31	Hong Kong	1	0.1%
32	Mongolia	1	0.1%