Rank	Countries/Territories	Count	Percent
1	United States	391	38.9%
2	China	243	24.2%
3	Germany	120	12%
4	France	53	5.3%
5	Australia	36	3.6%
6	Norway	27	2.7%
7	Japan	20	2%
8	Romania	14	1.4%
9	Netherlands	13	1.3%
10	Singapore	10	1%
11	India	10	1%
12	United Kingdom	9	0.9%
13	Ireland	8	0.8%
14	Cyprus	6	0.6%
15	Argentina	5	0.5%
16	Turkey	5	0.5%
17	Pakistan	4	0.4%
18	Bangladesh	4	0.4%
19	Korea, Republic of	4	0.4%
20	Canada	3	0.3%
21		3	0.3%
22	Hong Kong	3	0.3%
23	Malaysia	2	0.2%
24	Saudi Arabia	2	0.2%
25	Ukraine	1	0.1%
26	Russia	1	0.1%
27	South Africa	1	0.1%
28	Sweden	1	0.1%
29	Switzerland	1	0.1%
30	Taiwan	1	0.1%
31	Mongolia	1	0.1%
32	Iran, Islamic Republic of	1	0.1%
33	Finland	1	0.1%