Rank	Countries/Territories	Count	Percent
1	United States	443	39.4%
2	China	409	36.4%
3	Germany	137	12.2%
4	Japan	23	2%
5	France	17	1.5%
6	Singapore	16	1.4%
7	Canada	13	1.2%
8	Netherlands	12	1.1%
9	Australia	6	0.5%
10	Cyprus	6	0.5%
11	Korea, Republic of	5	0.4%
12	India	5	0.4%
13	Norway	4	0.4%
14	Argentina	4	0.4%
15	Malaysia	3	0.3%
16	Russia	3	0.3%
17	Ireland	2	0.2%
18	Tunisia	2	0.2%
19	Spain	2	0.2%
20	Nigeria	2	0.2%
21	Romania	1	0.1%
22	Iraq	1	0.1%
23	Brazil	1	0.1%
24	Costa Rica	1	0.1%
25	Sweden	1	0.1%
26	Switzerland	1	0.1%
27	Thailand	1	0.1%
28	Ukraine	1	0.1%
29	United Kingdom	1	0.1%