Rank	Countries/Territories	Count	Percent
1	United States	636	45.2%
2	China	389	27.7%
3	Germany	129	9.2%
4	France	52	3.7%
5	Netherlands	50	3.6%
6	Japan	34	2.4%
7	Canada	15	1.1%
8	Russia	12	0.9%
9	Singapore	8	0.6%
10	Norway	8	0.6%
11	Australia	7	0.5%
12	Brazil	7	0.5%
13	Bangladesh	6	0.4%
14	Hong Kong	6	0.4%
15	Ukraine	6	0.4%
16	Iran, Islamic Republic of	5	0.4%
17	Cyprus	5	0.4%
18	India	4	0.3%
19	Korea, Republic of	4	0.3%
20	South Africa	4	0.3%
21	Turkey	4	0.3%
22	Philippines	2	0.1%
23	Ireland	2	0.1%
24	New Zealand	2	0.1%
25	Malaysia	2	0.1%
26	Czech Republic	2	0.1%
27	Colombia	2	0.1%
28	Argentina	1	0.1%
29	Mongolia	1	0.1%
30	Switzerland	1	0.1%