Rank	Countries/Territories	Count	Percent
1	United States	541	47.2%
2	China	322	28.1%
3	Germany	52	4.5%
4	Australia	33	2.9%
5	India	21	1.8%
6	Brazil	19	1.7%
7	Russia	16	1.4%
8	Japan	15	1.3%
9	Korea, Republic of	15	1.3%
10	Canada	12	1%
11	United Kingdom	12	1%
12	Iran, Islamic Republic of	10	0.9%
13	Hong Kong	10	0.9%
14	Argentina	9	0.8%
15	France	6	0.5%
16	Ukraine	5	0.4%
17	Turkey	4	0.3%
18	Portugal	4	0.3%
19	Italy	4	0.3%
20	Denmark	3	0.3%
21	Ecuador	3	0.3%
22	Sweden	3	0.3%
23	Mexico	3	0.3%
24	Viet Nam	3	0.3%
25	Mongolia	2	0.2%
26	Nepal	2	0.2%
27	Netherlands	2	0.2%
28	Poland	2	0.2%
29	Bulgaria	2	0.2%
30	Czech Republic	2	0.2%
31	Greece	1	0.1%
32	Egypt	1	0.1%
33	Finland	1	0.1%
34	Switzerland	1	0.1%
35	Taiwan	1	0.1%
36	Tunisia	1	0.1%
37	New Zealand	1	0.1%
38	Singapore	1	0.1%
39	South Africa	1	0.1%
40	Spain	1	0.1%