Rank	Countries/Territories	Count	Percent
1	United States	247	38.4%
2	China	156	24.3%
3	Germany	95	14.8%
4	Netherlands	22	3.4%
5	Canada	16	2.5%
6	Korea, Republic of	15	2.3%
7	Norway	14	2.2%
8	France	13	2%
9	Japan	12	1.9%
10	India	9	1.4%
11	Ukraine	7	1.1%
12	Singapore	6	0.9%
13	Cyprus	6	0.9%
14	Australia	3	0.5%
15	Argentina	2	0.3%
16	Iraq	2	0.3%
17	Hong Kong	2	0.3%
18	Saudi Arabia	2	0.3%
19	South Africa	2	0.3%
20	Taiwan	2	0.3%
21	United Arab Emirates	2	0.3%
22	United Kingdom	2	0.3%
23	Thailand	1	0.2%
24	Sweden	1	0.2%
25	Mexico	1	0.2%
26	Ireland	1	0.2%
27	Belgium	1	0.2%
28	Greece	1	0.2%