Rank	Countries/Territories	Count	Percent
1	United States	441	46.4%
2	China	319	33.5%
3	Germany	69	7.3%
4	Japan	29	3%
5	France	28	2.9%
6	Australia	7	0.7%
7	Korea, Republic of	6	0.6%
8	Singapore	6	0.6%
9	Canada	5	0.5%
10	Cyprus	5	0.5%
11	Netherlands	4	0.4%
12	Thailand	4	0.4%
13	United Kingdom	4	0.4%
14	Romania	3	0.3%
15	Russia	3	0.3%
16	Argentina	3	0.3%
17	Brazil	2	0.2%
18	Hong Kong	2	0.2%
19	Poland	2	0.2%
20	Italy	2	0.2%
21	South Africa	2	0.2%
22	Switzerland	2	0.2%
23	Mexico	1	0.1%
24	Mongolia	1	0.1%
25	Indonesia	1	0.1%