Rank	Countries/Territories	Count	Percent
1	China	513	43.5%
2	United States	404	34.3%
3	Germany	94	8%
4	Canada	29	2.5%
5	Japan	23	2%
6	Switzerland	17	1.4%
7	Netherlands	15	1.3%
8	France	14	1.2%
9	United Kingdom	11	0.9%
10	Singapore	9	0.8%
11	Cyprus	9	0.8%
12	Russia	7	0.6%
13	Poland	4	0.3%
14	Taiwan	4	0.3%
15	India	4	0.3%
16	Korea, Republic of	2	0.2%
17	Lithuania	2	0.2%
18	Macao	2	0.2%
19	Hong Kong	2	0.2%
20	Argentina	2	0.2%
21	Australia	2	0.2%
22	Turkey	2	0.2%
23	Ukraine	2	0.2%
24	Bangladesh	1	0.1%
25	Colombia	1	0.1%
26	Mongolia	1	0.1%
27	Nigeria	1	0.1%
28	Latvia	1	0.1%
29	Ireland	1	0.1%