Rank	Countries/Territories	Count	Percent
1	United States	145	27.7%
2	China	128	24.5%
3	Germany	53	10.1%
4	Singapore	24	4.6%
5	United Kingdom	19	3.6%
6	Canada	15	2.9%
7	Australia	14	2.7%
8	Japan	14	2.7%
9	Netherlands	13	2.5%
10	Kuwait	12	2.3%
11	India	12	2.3%
12	Russia	9	1.7%
13	Romania	6	1.1%
14	Pakistan	6	1.1%
15	Poland	6	1.1%
16	Ireland	6	1.1%
17	France	5	1%
18	Cyprus	5	1%
19	New Zealand	4	0.8%
20	Portugal	3	0.6%
21	Turkey	3	0.6%
22	Ghana	3	0.6%
23	Korea, Republic of	2	0.4%
24	Argentina	2	0.4%
25	Morocco	2	0.4%
26	Taiwan	2	0.4%
27	Philippines	2	0.4%
28	Malaysia	1	0.2%
29	Mauritius	1	0.2%
30	United Arab Emirates	1	0.2%
31	Cameroon	1	0.2%
32	Egypt	1	0.2%
33	Finland	1	0.2%
34	Indonesia	1	0.2%
35	Iran, Islamic Republic of	1	0.2%