Rank	Countries/Territories	Count	Percent
1	United States	354	43.3%
2	China	209	25.6%
3	Germany	83	10.2%
4	Japan	32	3.9%
5	Canada	28	3.4%
6	Netherlands	19	2.3%
7	France	16	2%
8	Russia	12	1.5%
9	Switzerland	11	1.3%
10	Singapore	8	1%
11	Australia	8	1%
12	India	7	0.9%
13	Egypt	6	0.7%
14	Argentina	4	0.5%
15	Sweden	4	0.5%
16	Viet Nam	3	0.4%
17	United Kingdom	2	0.2%
18	Cyprus	2	0.2%
19	Malaysia	2	0.2%
20	New Zealand	2	0.2%
21	Norway	2	0.2%
22	Romania	1	0.1%
23	Ireland	1	0.1%
24	Hong Kong	1	0.1%