Rank	Countries/Territories	Count	Percent
1	United States	711	44.9%
2	China	492	31%
3	Germany	115	7.3%
4	France	56	3.5%
5	Japan	26	1.6%
6	United Kingdom	26	1.6%
7	Netherlands	24	1.5%
8	Canada	22	1.4%
9	Australia	16	1%
10	Singapore	14	0.9%
11	Korea, Republic of	9	0.6%
12	Hong Kong	7	0.4%
13	Italy	7	0.4%
14	Mongolia	4	0.3%
15	Belgium	4	0.3%
16	Cyprus	4	0.3%
17	Denmark	3	0.2%
18	Bangladesh	3	0.2%
19	India	3	0.2%
20	Malaysia	3	0.2%
21	Mexico	3	0.2%
22	New Zealand	3	0.2%
23	Taiwan	3	0.2%
24	Thailand	2	0.1%
25	Nigeria	2	0.1%
26	Norway	2	0.1%
27	Philippines	2	0.1%
28	South Africa	2	0.1%
29	Latvia	2	0.1%
30	Ireland	2	0.1%
31	Argentina	2	0.1%
32	Brazil	1	0.1%
33	Iran, Islamic Republic of	1	0.1%
34	Greece	1	0.1%
35	Guam	1	0.1%
36	Sweden	1	0.1%
37	Slovenia	1	0.1%
38	Portugal	1	0.1%
39	Romania	1	0.1%
40	Russia	1	0.1%
41	Turkey	1	0.1%
42	Ukraine	1	0.1%