Rank	Countries/Territories	Count	Percent
1	United States	490	40.7%
2	China	365	30.3%
3	Germany	81	6.7%
4	Singapore	50	4.2%
5		28	2.3%
6	France	22	1.8%
7	Greece	20	1.7%
8	Hong Kong	15	1.2%
9	Japan	15	1.2%
10	Netherlands	13	1.1%
11	Canada	10	0.8%
12	Korea, Republic of	10	0.8%
13	India	10	0.8%
14	Cyprus	10	0.8%
15	Nigeria	8	0.7%
16	Russia	7	0.6%
17	Spain	6	0.5%
18	United Kingdom	5	0.4%
19	Iraq	5	0.4%
20	Argentina	4	0.3%
21	Australia	4	0.3%
22	South Africa	4	0.3%
23	Taiwan	3	0.2%
24	Philippines	3	0.2%
25	Italy	2	0.2%
26	Mongolia	2	0.2%
27	Nepal	2	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Ireland	1	0.1%
30	Ghana	1	0.1%
31	Bulgaria	1	0.1%
32	Georgia	1	0.1%
33	Thailand	1	0.1%
34	Ukraine	1	0.1%
35	Switzerland	1	0.1%