Rank	Countries/Territories	Count	Percent
1	China	317	34.9%
2	United States	261	28.7%
3	Germany	63	6.9%
4	Canada	57	6.3%
5	Switzerland	44	4.8%
6	United Kingdom	31	3.4%
7	Netherlands	15	1.7%
8	India	14	1.5%
9	France	11	1.2%
10	Singapore	11	1.2%
11	Japan	9	1%
12	Norway	8	0.9%
13	Korea, Republic of	7	0.8%
14	Cyprus	6	0.7%
15	New Zealand	5	0.6%
16	Taiwan	5	0.6%
17	Turkey	4	0.4%
18	South Africa	4	0.4%
19	Australia	4	0.4%
20	Iran, Islamic Republic of	4	0.4%
21	Latvia	3	0.3%
22	Kenya	2	0.2%
23	Brazil	2	0.2%
24	Egypt	2	0.2%
25	Greece	2	0.2%
26	Spain	2	0.2%
27	Sweden	2	0.2%
28	Mexico	2	0.2%
29	Philippines	2	0.2%
30	Poland	1	0.1%
31	Romania	1	0.1%
32	Pakistan	1	0.1%
33	Slovakia	1	0.1%
34	Viet Nam	1	0.1%
35	Bulgaria	1	0.1%
36	Argentina	1	0.1%
37	Malaysia	1	0.1%
38	Israel	1	0.1%
39	Indonesia	1	0.1%