Rank	Countries/Territories	Count	Percent
1	United States	560	43.4%
2	China	273	21.1%
3	Germany	157	12.2%
4	India	49	3.8%
5	Canada	39	3%
6	France	27	2.1%
7	Netherlands	26	2%
8	Romania	21	1.6%
9	Cyprus	20	1.5%
10	Japan	17	1.3%
11	Korea, Republic of	14	1.1%
12	Singapore	11	0.9%
13	Ukraine	11	0.9%
14	United Kingdom	11	0.9%
15		8	0.6%
16	Malaysia	6	0.5%
17	Australia	5	0.4%
18	Latvia	4	0.3%
19	Ireland	4	0.3%
20	Philippines	4	0.3%
21	Italy	3	0.2%
22	Tunisia	3	0.2%
23	Mongolia	2	0.2%
24	Pakistan	2	0.2%
25	Israel	2	0.2%
26	Brazil	2	0.2%
27	Argentina	2	0.2%
28	Egypt	1	0.1%
29	Finland	1	0.1%
30	Guyana	1	0.1%
31	Hong Kong	1	0.1%
32	Nigeria	1	0.1%
33	Mexico	1	0.1%
34	South Africa	1	0.1%
35	Taiwan	1	0.1%