Rank	Countries/Territories	Count	Percent
1	United States	458	37.7%
2	China	377	31%
3	Germany	123	10.1%
4	United Kingdom	27	2.2%
5	Russia	26	2.1%
6	India	21	1.7%
7	Canada	20	1.6%
8	France	20	1.6%
9	Netherlands	18	1.5%
10	Australia	16	1.3%
11	Korea, Republic of	13	1.1%
12	Norway	10	0.8%
13	Cyprus	8	0.7%
14	Japan	8	0.7%
15	Singapore	7	0.6%
16	Spain	7	0.6%
17	Belgium	6	0.5%
18	Taiwan	5	0.4%
19	Brazil	4	0.3%
20	Greece	4	0.3%
21	Switzerland	4	0.3%
22	Philippines	4	0.3%
23	Ireland	4	0.3%
24	Austria	3	0.2%
25	Hong Kong	2	0.2%
26	Hungary	2	0.2%
27	Czech Republic	2	0.2%
28	Ecuador	2	0.2%
29	Poland	2	0.2%
30	Zimbabwe	2	0.2%
31	Turkey	1	0.1%
32	Ukraine	1	0.1%
33	Puerto Rico	1	0.1%
34	Italy	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Mongolia	1	0.1%
37	New Zealand	1	0.1%
38	Algeria	1	0.1%
39	Argentina	1	0.1%
40	Colombia	1	0.1%