Rank	Countries/Territories	Count	Percent
1	United States	539	49.2%
2	China	232	21.2%
3	Germany	148	13.5%
4	Japan	25	2.3%
5	Canada	23	2.1%
6	Australia	21	1.9%
7	France	21	1.9%
8	Italy	16	1.5%
9	Netherlands	9	0.8%
10	India	8	0.7%
11	United Kingdom	8	0.7%
12	Singapore	6	0.5%
13	Spain	6	0.5%
14	Cyprus	6	0.5%
15	Korea, Republic of	6	0.5%
16	Ireland	5	0.5%
17	Czech Republic	4	0.4%
18	Russia	3	0.3%
19	Norway	2	0.2%
20	Pakistan	2	0.2%
21	Portugal	1	0.1%
22	Malaysia	1	0.1%
23	Hong Kong	1	0.1%
24	Sweden	1	0.1%
25	Taiwan	1	0.1%