Rank	Countries/Territories	Count	Percent
1	United States	363	44.4%
2	China	229	28%
3	Norway	53	6.5%
4	Germany	29	3.5%
5	India	23	2.8%
6	Japan	14	1.7%
7	Korea, Republic of	12	1.5%
8	Russia	12	1.5%
9	Hong Kong	11	1.3%
10	Australia	7	0.9%
11	Singapore	7	0.9%
12	Israel	7	0.9%
13	United Kingdom	7	0.9%
14	France	5	0.6%
15	Iran, Islamic Republic of	4	0.5%
16	Mexico	3	0.4%
17	Argentina	3	0.4%
18	Cyprus	3	0.4%
19	Bangladesh	3	0.4%
20	Taiwan	3	0.4%
21	Sweden	2	0.2%
22	Romania	2	0.2%
23	Thailand	2	0.2%
24	Ukraine	2	0.2%
25	Canada	2	0.2%
26	Netherlands	2	0.2%
27	Jordan	2	0.2%
28	Ireland	2	0.2%
29	Chile	1	0.1%
30	Czech Republic	1	0.1%
31	Slovakia	1	0.1%
32	Tanzania, United Republic of	1	0.1%