Rank	Countries/Territories	Count	Percent
1	United States	507	39.4%
2	China	418	32.5%
3	Germany	95	7.4%
4	France	59	4.6%
5	Latvia	49	3.8%
6	Japan	46	3.6%
7	Singapore	17	1.3%
8	South Africa	11	0.9%
9	Canada	10	0.8%
10	Netherlands	9	0.7%
11	India	9	0.7%
12	Argentina	9	0.7%
13	Australia	8	0.6%
14	Ireland	8	0.6%
15	Italy	6	0.5%
16	Cyprus	6	0.5%
17	Russia	5	0.4%
18	Finland	3	0.2%
19	Bangladesh	2	0.2%
20	Qatar	2	0.2%
21	Switzerland	1	0.1%
22	Turkey	1	0.1%
23	Ukraine	1	0.1%
24	United Kingdom	1	0.1%
25	Egypt	1	0.1%
26	Jordan	1	0.1%
27	Norway	1	0.1%
28	Mongolia	1	0.1%