Rank	Countries/Territories	Count	Percent
1	United States	622	42.2%
2	China	504	34.2%
3	Germany	137	9.3%
4	Japan	28	1.9%
5	France	27	1.8%
6	India	23	1.6%
7	Korea, Republic of	16	1.1%
8	Taiwan	16	1.1%
9	Netherlands	15	1%
10	Canada	15	1%
11	Saudi Arabia	9	0.6%
12	Cyprus	7	0.5%
13	Spain	6	0.4%
14	Singapore	5	0.3%
15	Norway	5	0.3%
16	Viet Nam	4	0.3%
17	Brazil	4	0.3%
18	Austria	4	0.3%
19	Argentina	3	0.2%
20	Australia	3	0.2%
21	Hong Kong	3	0.2%
22	Thailand	3	0.2%
23	Ukraine	3	0.2%
24	United Kingdom	2	0.1%
25	Bangladesh	2	0.1%
26	Egypt	2	0.1%
27	Ireland	1	0.1%
28	Lithuania	1	0.1%
29	Mongolia	1	0.1%
30	Philippines	1	0.1%
31	Russia	1	0.1%
32	Switzerland	1	0.1%