Rank	Countries/Territories	Count	Percent
1	United States	322	47.2%
2	China	144	21.1%
3	Germany	45	6.6%
4	India	40	5.9%
5	Canada	23	3.4%
6	Australia	19	2.8%
7	Hungary	15	2.2%
8		13	1.9%
9	France	10	1.5%
10	Netherlands	10	1.5%
11	United Kingdom	5	0.7%
12	Cyprus	5	0.7%
13	Taiwan	4	0.6%
14	Switzerland	3	0.4%
15	Argentina	3	0.4%
16	Ghana	3	0.4%
17	Ireland	3	0.4%
18	Kuwait	2	0.3%
19	Malaysia	2	0.3%
20	Georgia	2	0.3%
21	Belgium	1	0.1%
22	Mongolia	1	0.1%
23	Israel	1	0.1%
24	Ukraine	1	0.1%
25	United Arab Emirates	1	0.1%
26	Peru	1	0.1%
27	Philippines	1	0.1%
28	Romania	1	0.1%
29	Singapore	1	0.1%