Rank	Countries/Territories	Count	Percent
1	China	293	31.4%
2	United States	267	28.6%
3	Japan	63	6.8%
4	Bulgaria	37	4%
5		35	3.8%
6	Korea, Republic of	27	2.9%
7	Netherlands	15	1.6%
8	India	15	1.6%
9	Germany	14	1.5%
10	Ireland	14	1.5%
11	United Kingdom	14	1.5%
12	Singapore	13	1.4%
13	Australia	12	1.3%
14	Canada	11	1.2%
15	Guam	11	1.2%
16	Nigeria	10	1.1%
17	France	7	0.8%
18	Indonesia	6	0.6%
19	Philippines	6	0.6%
20	Viet Nam	5	0.5%
21	Romania	4	0.4%
22	Spain	4	0.4%
23	Italy	4	0.4%
24	Mexico	3	0.3%
25	Greece	3	0.3%
26	Bangladesh	3	0.3%
27	Argentina	3	0.3%
28	Pakistan	3	0.3%
29	Turkey	3	0.3%
30	Malaysia	2	0.2%
31	Russia	2	0.2%
32	Switzerland	2	0.2%
33	Brazil	2	0.2%
34	Egypt	2	0.2%
35	Hong Kong	2	0.2%
36	Morocco	2	0.2%
37	Nepal	1	0.1%
38	Mongolia	1	0.1%
39	North Macedonia	1	0.1%
40	New Zealand	1	0.1%
41	Israel	1	0.1%
42	Lebanon	1	0.1%
43	Lithuania	1	0.1%
44	Iran, Islamic Republic of	1	0.1%
45	Iraq	1	0.1%
46	Chile	1	0.1%
47	Thailand	1	0.1%
48	South Africa	1	0.1%
49	Ukraine	1	0.1%