Rank	Countries/Territories	Count	Percent
1	United States	269	45.1%
2	China	154	25.8%
3	Germany	48	8.1%
4	Canada	31	5.2%
5	Ireland	11	1.8%
6	Australia	7	1.2%
7	Netherlands	6	1%
8	Singapore	5	0.8%
9	Belgium	5	0.8%
10	Japan	5	0.8%
11	France	5	0.8%
12	United Kingdom	4	0.7%
13	Greece	3	0.5%
14	India	3	0.5%
15	Bangladesh	3	0.5%
16	Cyprus	3	0.5%
17	Philippines	3	0.5%
18	Viet Nam	3	0.5%
19	Nepal	3	0.5%
20	Ukraine	2	0.3%
21	Sweden	2	0.3%
22	Malaysia	2	0.3%
23	Egypt	2	0.3%
24	Afghanistan	2	0.3%
25	Argentina	2	0.3%
26	Austria	1	0.2%
27	Kazakhstan	1	0.2%
28	Israel	1	0.2%
29	Mongolia	1	0.2%
30	Pakistan	1	0.2%
31	Russia	1	0.2%
32	Sri Lanka	1	0.2%
33	Switzerland	1	0.2%
34	Taiwan	1	0.2%
35	Thailand	1	0.2%
36	Tunisia	1	0.2%
37	Turkey	1	0.2%
38	Yemen	1	0.2%