Rank	Countries/Territories	Count	Percent
1	United States	401	37.9%
2	China	290	27.4%
3	Germany	117	11.1%
4	Canada	49	4.6%
5	France	40	3.8%
6	Japan	27	2.6%
7	Australia	17	1.6%
8	United Kingdom	12	1.1%
9	Cyprus	10	0.9%
10	India	9	0.9%
11	Bulgaria	8	0.8%
12	Korea, Republic of	7	0.7%
13	Netherlands	6	0.6%
14	Colombia	6	0.6%
15	Ireland	6	0.6%
16	Malaysia	5	0.5%
17	Latvia	4	0.4%
18	Singapore	4	0.4%
19	Italy	4	0.4%
20	Israel	3	0.3%
21	Brazil	3	0.3%
22	South Africa	3	0.3%
23	Spain	2	0.2%
24	Pakistan	2	0.2%
25	Philippines	2	0.2%
26	Nepal	2	0.2%
27	Lao People's Democratic Republic	2	0.2%
28	Argentina	2	0.2%
29	Belgium	2	0.2%
30	Hong Kong	2	0.2%
31	Turkey	2	0.2%
32	Viet Nam	2	0.2%
33	Georgia	1	0.1%
34	Mexico	1	0.1%
35	Norway	1	0.1%
36	Portugal	1	0.1%
37	Romania	1	0.1%
38	Switzerland	1	0.1%
39	Taiwan	1	0.1%