Rank	Countries/Territories	Count	Percent
1	United States	254	44.8%
2	China	161	28.4%
3	Germany	35	6.2%
4	France	27	4.8%
5	Netherlands	13	2.3%
6	Canada	11	1.9%
7	India	10	1.8%
8	Ireland	6	1.1%
9	Argentina	6	1.1%
10	Singapore	6	1.1%
11	Russia	5	0.9%
12	Japan	4	0.7%
13	Norway	3	0.5%
14	Serbia	3	0.5%
15	Saudi Arabia	2	0.4%
16	South Africa	2	0.4%
17	Philippines	2	0.4%
18	Nigeria	2	0.4%
19	Malaysia	2	0.4%
20	Australia	2	0.4%
21	Cyprus	2	0.4%
22	Czech Republic	2	0.4%
23	Bangladesh	1	0.2%
24	Greece	1	0.2%
25	Hong Kong	1	0.2%
26	Sweden	1	0.2%
27	Switzerland	1	0.2%
28	Ukraine	1	0.2%
29	Zimbabwe	1	0.2%