Rank	Countries/Territories	Count	Percent
1	United States	490	39.8%
2	China	384	31.2%
3	Germany	69	5.6%
4	India	39	3.2%
5	Japan	26	2.1%
6	Singapore	23	1.9%
7	Denmark	22	1.8%
8	France	19	1.5%
9	Russia	18	1.5%
10	Netherlands	18	1.5%
11	Norway	12	1%
12	Canada	12	1%
13	Hong Kong	9	0.7%
14	Australia	8	0.6%
15	Korea, Republic of	7	0.6%
16	Italy	7	0.6%
17	United Kingdom	7	0.6%
18	Taiwan	5	0.4%
19	Thailand	5	0.4%
20	Sweden	5	0.4%
21	Cyprus	5	0.4%
22	Brazil	4	0.3%
23	Spain	4	0.3%
24	Ireland	3	0.2%
25	Switzerland	3	0.2%
26	South Africa	3	0.2%
27	Romania	3	0.2%
28	Latvia	3	0.2%
29	Mexico	3	0.2%
30	Mongolia	2	0.2%
31	Pakistan	2	0.2%
32	Israel	2	0.2%
33	Belgium	2	0.2%
34	Ukraine	2	0.2%
35	Argentina	1	0.1%
36	Ecuador	1	0.1%
37	Iran, Islamic Republic of	1	0.1%
38	Lebanon	1	0.1%
39	Kazakhstan	1	0.1%
40	Slovakia	1	0.1%