Rank	Countries/Territories	Count	Percent
1	United States	460	50.1%
2	China	218	23.7%
3	Germany	75	8.2%
4	Netherlands	30	3.3%
5	Japan	18	2%
6	France	17	1.9%
7	Spain	16	1.7%
8	Norway	13	1.4%
9	Canada	9	1%
10	Singapore	8	0.9%
11	Cyprus	6	0.7%
12	India	6	0.7%
13	Hong Kong	5	0.5%
14	Korea, Republic of	4	0.4%
15	Egypt	3	0.3%
16	Australia	3	0.3%
17	United Kingdom	3	0.3%
18	Portugal	3	0.3%
19	Russia	3	0.3%
20	Taiwan	2	0.2%
21	Belgium	2	0.2%
22	Argentina	2	0.2%
23	Bulgaria	2	0.2%
24	Malaysia	2	0.2%
25	Hungary	2	0.2%
26	Ireland	1	0.1%
27	Mongolia	1	0.1%
28	Latvia	1	0.1%
29	Brazil	1	0.1%
30	Saudi Arabia	1	0.1%
31	Romania	1	0.1%