Rank	Countries/Territories	Count	Percent
1	United States	767	44.7%
2	China	579	33.7%
3	Germany	142	8.3%
4	Japan	30	1.7%
5	Canada	27	1.6%
6	France	22	1.3%
7	Australia	20	1.2%
8	Singapore	19	1.1%
9	Netherlands	17	1%
10	Ukraine	11	0.6%
11	India	9	0.5%
12	Cyprus	8	0.5%
13	Denmark	7	0.4%
14	United Kingdom	7	0.4%
15	South Africa	6	0.3%
16	Hong Kong	6	0.3%
17	Latvia	5	0.3%
18	Brazil	5	0.3%
19	Sweden	4	0.2%
20	Ireland	3	0.2%
21	Bulgaria	3	0.2%
22		3	0.2%
23	Mauritius	3	0.2%
24	Mongolia	2	0.1%
25	Luxembourg	2	0.1%
26	Iran, Islamic Republic of	2	0.1%
27	Togo	2	0.1%
28	Thailand	1	0.1%
29	Nigeria	1	0.1%
30	Philippines	1	0.1%
31	Romania	1	0.1%
32	Russia	1	0.1%
33	Argentina	1	0.1%