Rank	Countries/Territories	Count	Percent
1	China	312	34.3%
2	United States	271	29.8%
3	Germany	73	8%
4		28	3.1%
5	Japan	24	2.6%
6	Netherlands	23	2.5%
7	Taiwan	18	2%
8	Singapore	16	1.8%
9	Hong Kong	13	1.4%
10	Canada	9	1%
11	Korea, Republic of	9	1%
12	Australia	8	0.9%
13	India	8	0.9%
14	Indonesia	6	0.7%
15	Iran, Islamic Republic of	6	0.7%
16	Romania	6	0.7%
17	Italy	5	0.6%
18	Ireland	5	0.6%
19	Ecuador	4	0.4%
20	Finland	4	0.4%
21	France	4	0.4%
22	Slovakia	4	0.4%
23	Sri Lanka	4	0.4%
24	Switzerland	4	0.4%
25	Turkey	3	0.3%
26	United Kingdom	3	0.3%
27	Russia	3	0.3%
28	Saudi Arabia	3	0.3%
29	Pakistan	3	0.3%
30	Denmark	3	0.3%
31	Iraq	3	0.3%
32	Botswana	3	0.3%
33	Israel	2	0.2%
34	Malaysia	2	0.2%
35	Poland	2	0.2%
36	Sweden	2	0.2%
37	South Africa	2	0.2%
38	Norway	2	0.2%
39	Ukraine	1	0.1%
40	Qatar	1	0.1%
41	Mexico	1	0.1%
42	Mongolia	1	0.1%
43	New Zealand	1	0.1%
44	Luxembourg	1	0.1%
45	Cyprus	1	0.1%
46	Bangladesh	1	0.1%
47	Argentina	1	0.1%