Rank	Countries/Territories	Count	Percent
1	United States	586	42.9%
2	China	323	23.7%
3	Germany	135	9.9%
4	France	49	3.6%
5	Netherlands	26	1.9%
6	Turkey	22	1.6%
7	Australia	21	1.5%
8	Russia	18	1.3%
9	Japan	17	1.2%
10	Norway	16	1.2%
11	Bulgaria	15	1.1%
12	India	11	0.8%
13	United Kingdom	11	0.8%
14	Hong Kong	9	0.7%
15	Spain	9	0.7%
16	Singapore	8	0.6%
17	Cyprus	8	0.6%
18	Brazil	7	0.5%
19	Viet Nam	7	0.5%
20	Canada	6	0.4%
21	Latvia	6	0.4%
22	Mauritius	5	0.4%
23	South Africa	5	0.4%
24	Indonesia	5	0.4%
25	Thailand	4	0.3%
26	Sweden	4	0.3%
27	Italy	4	0.3%
28	Ireland	3	0.2%
29	Egypt	3	0.2%
30	Argentina	3	0.2%
31	Croatia	2	0.1%
32	Georgia	2	0.1%
33	Iran, Islamic Republic of	2	0.1%
34	Lithuania	2	0.1%
35	Mexico	2	0.1%
36	Pakistan	2	0.1%
37	Poland	1	0.1%
38	Slovakia	1	0.1%
39	Switzerland	1	0.1%
40	Mongolia	1	0.1%
41	Nigeria	1	0.1%
42	Ethiopia	1	0.1%
43	Benin	1	0.1%