Rank	Countries/Territories	Count	Percent
1	United States	627	46.2%
2	China	396	29.2%
3	Germany	131	9.7%
4		40	2.9%
5	Latvia	39	2.9%
6	France	31	2.3%
7	Netherlands	13	1%
8	Norway	11	0.8%
9	Cyprus	8	0.6%
10	Canada	8	0.6%
11	Japan	5	0.4%
12	Greece	5	0.4%
13	Czech Republic	4	0.3%
14	Australia	4	0.3%
15	Singapore	4	0.3%
16	United Kingdom	3	0.2%
17	Argentina	3	0.2%
18	Hong Kong	3	0.2%
19	Brazil	3	0.2%
20	Korea, Republic of	2	0.1%
21	Belgium	2	0.1%
22	Ecuador	2	0.1%
23	Russia	2	0.1%
24	Poland	2	0.1%
25	Nigeria	2	0.1%
26	Lithuania	1	0.1%
27	Romania	1	0.1%
28	Philippines	1	0.1%
29	South Africa	1	0.1%
30	Switzerland	1	0.1%
31	Ireland	1	0.1%
32	Italy	1	0.1%