Rank	Countries/Territories	Count	Percent
1	United States	301	34%
2	China	242	27.4%
3	Germany	79	8.9%
4	United Kingdom	34	3.8%
5	India	24	2.7%
6	Australia	22	2.5%
7	France	20	2.3%
8		18	2%
9	Japan	17	1.9%
10	Norway	15	1.7%
11	Canada	10	1.1%
12	Netherlands	9	1%
13	Turkey	8	0.9%
14	Thailand	7	0.8%
15	Brazil	6	0.7%
16	Ireland	6	0.7%
17	Italy	5	0.6%
18	Argentina	5	0.6%
19	Chile	4	0.5%
20	Iran, Islamic Republic of	4	0.5%
21	Greece	4	0.5%
22	Cyprus	4	0.5%
23	Singapore	4	0.5%
24	South Africa	4	0.5%
25	Russia	3	0.3%
26	Switzerland	3	0.3%
27	New Zealand	3	0.3%
28	Korea, Republic of	3	0.3%
29	Lithuania	3	0.3%
30	Hong Kong	3	0.3%
31	Colombia	3	0.3%
32	Czech Republic	2	0.2%
33	Ukraine	2	0.2%
34	Senegal	2	0.2%
35	Spain	1	0.1%
36	Mongolia	1	0.1%
37	Philippines	1	0.1%
38	Poland	1	0.1%
39	Viet Nam	1	0.1%