Rank	Countries/Territories	Count	Percent
1	United States	542	41.6%
2	China	365	28%
3	Germany	98	7.5%
4	Australia	27	2.1%
5	Brazil	24	1.8%
6	Japan	21	1.6%
7	Netherlands	20	1.5%
8	France	18	1.4%
9	Korea, Republic of	16	1.2%
10	India	16	1.2%
11	Canada	15	1.2%
12	Singapore	11	0.8%
13	Malaysia	8	0.6%
14	Turkey	8	0.6%
15	Switzerland	8	0.6%
16	Argentina	7	0.5%
17	Cyprus	7	0.5%
18	Belgium	7	0.5%
19	Italy	6	0.5%
20	Egypt	6	0.5%
21	Portugal	6	0.5%
22	Russia	6	0.5%
23	Sweden	6	0.5%
24	Poland	4	0.3%
25	Ukraine	4	0.3%
26	Mexico	4	0.3%
27	Mongolia	4	0.3%
28	Indonesia	4	0.3%
29	Iran, Islamic Republic of	4	0.3%
30	Hong Kong	3	0.2%
31	Bulgaria	3	0.2%
32	Denmark	3	0.2%
33	Spain	3	0.2%
34	Macao	3	0.2%
35	Norway	2	0.2%
36	Saudi Arabia	2	0.2%
37	Kyrgyzstan	2	0.2%
38	Ethiopia	2	0.2%
39	Hungary	2	0.2%
40	Iceland	2	0.2%
41	United Kingdom	2	0.2%
42	Thailand	1	0.1%
43	Ireland	1	0.1%
44	Nigeria	1	0.1%