Rank	Countries/Territories	Count	Percent
1	China	339	28.9%
2	United States	327	27.8%
3	Germany	60	5.1%
4	Spain	32	2.7%
5	United Kingdom	30	2.6%
6	Canada	27	2.3%
7	Denmark	26	2.2%
8	Czech Republic	24	2%
9	Australia	21	1.8%
10	Japan	20	1.7%
11	Italy	19	1.6%
12	Korea, Republic of	18	1.5%
13	Belgium	18	1.5%
14	Egypt	18	1.5%
15	Netherlands	17	1.4%
16	India	14	1.2%
17	Israel	12	1%
18	Morocco	12	1%
19	Romania	11	0.9%
20	Portugal	9	0.8%
21	Mexico	9	0.8%
22	Greece	7	0.6%
23	Brazil	7	0.6%
24	Croatia	7	0.6%
25	Syrian Arab Republic	7	0.6%
26	Pakistan	6	0.5%
27	Ireland	6	0.5%
28	Lithuania	6	0.5%
29	Poland	5	0.4%
30	Taiwan	5	0.4%
31	Sweden	5	0.4%
32	Switzerland	4	0.3%
33	Turkey	4	0.3%
34	Ukraine	4	0.3%
35	Hungary	4	0.3%
36	Mauritius	3	0.3%
37	Cyprus	3	0.3%
38	Indonesia	3	0.3%
39	Iran, Islamic Republic of	3	0.3%
40	France	3	0.3%
41	Slovakia	3	0.3%
42	Singapore	2	0.2%
43	Bulgaria	2	0.2%
44	Austria	2	0.2%
45	Bangladesh	1	0.1%
46	Argentina	1	0.1%
47	Finland	1	0.1%
48	Hong Kong	1	0.1%
49	New Zealand	1	0.1%
50	Nigeria	1	0.1%
51	Norway	1	0.1%
52	Luxembourg	1	0.1%
53	Slovenia	1	0.1%
54	Qatar	1	0.1%
55	Serbia	1	0.1%