Rank	Countries/Territories	Count	Percent
1	China	587	32%
2	United States	511	27.8%
3	Germany	103	5.6%
4	Switzerland	69	3.8%
5	Japan	66	3.6%
6	Korea, Republic of	54	2.9%
7	United Kingdom	34	1.9%
8	India	32	1.7%
9	Iran, Islamic Republic of	30	1.6%
10	Netherlands	30	1.6%
11	France	21	1.1%
12		17	0.9%
13	Australia	17	0.9%
14	Canada	14	0.8%
15	Hong Kong	14	0.8%
16	Russia	13	0.7%
17	Pakistan	12	0.7%
18	Singapore	12	0.7%
19	Thailand	11	0.6%
20	Portugal	11	0.6%
21	Ireland	11	0.6%
22	Taiwan	10	0.5%
23	Turkey	9	0.5%
24	Sweden	9	0.5%
25	Argentina	9	0.5%
26	Cyprus	9	0.5%
27	Belgium	7	0.4%
28	South Africa	7	0.4%
29	Spain	7	0.4%
30	Nigeria	7	0.4%
31	Mexico	7	0.4%
32	Italy	7	0.4%
33	Brazil	6	0.3%
34	Bulgaria	6	0.3%
35	Austria	6	0.3%
36	Greece	6	0.3%
37	Peru	5	0.3%
38	Ghana	4	0.2%
39	Lithuania	3	0.2%
40	Malaysia	3	0.2%
41	Egypt	3	0.2%
42	Romania	3	0.2%
43	Norway	3	0.2%
44	Zimbabwe	3	0.2%
45	Viet Nam	2	0.1%
46	Nepal	2	0.1%
47	Philippines	2	0.1%
48	Ethiopia	2	0.1%
49	Czech Republic	2	0.1%
50	Kazakhstan	2	0.1%
51	Indonesia	2	0.1%
52	Iraq	1	0.1%
53	Israel	1	0.1%
54	Mauritius	1	0.1%
55	Colombia	1	0.1%
56	Finland	1	0.1%
57	Bangladesh	1	0.1%
58	Albania	1	0.1%
59	Chile	1	0.1%
60	Poland	1	0.1%
61	Serbia	1	0.1%
62	Moldova, Republic of	1	0.1%
63	Mongolia	1	0.1%
64	New Zealand	1	0.1%
65	Ukraine	1	0.1%