Rank	Countries/Territories	Count	Percent
1	China	442	36.8%
2	United States	421	35.1%
3	Switzerland	90	7.5%
4	Germany	67	5.6%
5	France	60	5%
6	Korea, Republic of	17	1.4%
7	Canada	12	1%
8	Iran, Islamic Republic of	10	0.8%
9	Netherlands	9	0.7%
10	Japan	8	0.7%
11	Cyprus	8	0.7%
12	Australia	8	0.7%
13	Russia	6	0.5%
14	Singapore	6	0.5%
15	India	4	0.3%
16	Sweden	3	0.2%
17	Denmark	3	0.2%
18	Cambodia	3	0.2%
19	Hong Kong	2	0.2%
20	Brazil	2	0.2%
21	Argentina	2	0.2%
22	Mongolia	2	0.2%
23	Turkey	2	0.2%
24	Ukraine	2	0.2%
25	United Kingdom	2	0.2%
26	Portugal	2	0.2%
27	Uganda	1	0.1%
28	Latvia	1	0.1%
29	Malaysia	1	0.1%
30	Norway	1	0.1%
31	Poland	1	0.1%
32	Algeria	1	0.1%
33	Ethiopia	1	0.1%
34	Georgia	1	0.1%