Rank	Countries/Territories	Count	Percent
1	United States	589	48.6%
2	China	287	23.7%
3	Germany	71	5.9%
4	France	51	4.2%
5	Singapore	41	3.4%
6	India	31	2.6%
7	Canada	17	1.4%
8	Norway	17	1.4%
9		16	1.3%
10	Japan	15	1.2%
11	Australia	13	1.1%
12	United Kingdom	13	1.1%
13	Cyprus	9	0.7%
14	Netherlands	7	0.6%
15	Russia	4	0.3%
16	Ukraine	4	0.3%
17	Hong Kong	4	0.3%
18	Argentina	3	0.2%
19	Iran, Islamic Republic of	3	0.2%
20	South Africa	2	0.2%
21	Georgia	2	0.2%
22	Latvia	2	0.2%
23	Malaysia	1	0.1%
24	Mongolia	1	0.1%
25	Brazil	1	0.1%
26	Czech Republic	1	0.1%
27	Egypt	1	0.1%
28	Spain	1	0.1%
29	Taiwan	1	0.1%
30	Ireland	1	0.1%
31	Pakistan	1	0.1%
32	Romania	1	0.1%