Rank	Countries/Territories	Count	Percent
1	United States	547	49.2%
2	China	273	24.6%
3	Germany	105	9.4%
4	Japan	21	1.9%
5	France	21	1.9%
6	India	19	1.7%
7	Canada	16	1.4%
8	Cyprus	14	1.3%
9	Netherlands	11	1%
10	Bulgaria	10	0.9%
11	United Kingdom	9	0.8%
12	Australia	8	0.7%
13	Argentina	7	0.6%
14	Mexico	7	0.6%
15	Poland	6	0.5%
16	Romania	6	0.5%
17	Ireland	4	0.4%
18	Singapore	3	0.3%
19	Syrian Arab Republic	3	0.3%
20	Taiwan	2	0.2%
21	Panama	2	0.2%
22	Spain	2	0.2%
23	Malaysia	2	0.2%
24	Korea, Republic of	2	0.2%
25	Belgium	2	0.2%
26	Brazil	2	0.2%
27	Cote D'ivoire	1	0.1%
28	Lithuania	1	0.1%
29	Italy	1	0.1%
30	Russia	1	0.1%
31	Mongolia	1	0.1%
32	Nepal	1	0.1%
33	Norway	1	0.1%
34	Ukraine	1	0.1%