Rank	Countries/Territories	Count	Percent
1	United States	683	38.1%
2	China	383	21.4%
3	Bulgaria	141	7.9%
4	India	107	6%
5	Germany	103	5.7%
6	Japan	54	3%
7	Singapore	53	3%
8	Australia	30	1.7%
9	Netherlands	27	1.5%
10	Korea, Republic of	22	1.2%
11	Iran, Islamic Republic of	22	1.2%
12	United Kingdom	22	1.2%
13	Brazil	15	0.8%
14	Canada	13	0.7%
15	Russia	11	0.6%
16	Greece	9	0.5%
17	France	9	0.5%
18	Spain	9	0.5%
19	Slovakia	8	0.4%
20	Italy	6	0.3%
21	Poland	6	0.3%
22	Hong Kong	5	0.3%
23	Sweden	5	0.3%
24	Ukraine	4	0.2%
25	Ireland	4	0.2%
26	Norway	4	0.2%
27	Philippines	3	0.2%
28	Israel	3	0.2%
29	Turkey	3	0.2%
30	Taiwan	2	0.1%
31	United Arab Emirates	2	0.1%
32	Cyprus	2	0.1%
33	Colombia	2	0.1%
34	Belgium	2	0.1%
35	Portugal	2	0.1%
36	Romania	2	0.1%
37	Latvia	2	0.1%
38	New Zealand	2	0.1%
39	Maldives	2	0.1%
40	Mexico	2	0.1%
41	North Macedonia	1	0.1%
42	Lebanon	1	0.1%
43	Jordan	1	0.1%
44	Argentina	1	0.1%
45	Croatia	1	0.1%
46	Iraq	1	0.1%
47	Switzerland	1	0.1%