Rank	Countries/Territories	Count	Percent
1	United States	151	28.7%
2	China	94	17.8%
3	Japan	79	15%
4	Russia	32	6.1%
5	Canada	28	5.3%
6	Germany	24	4.6%
7	United Kingdom	16	3%
8	Singapore	14	2.7%
9	Turkey	11	2.1%
10	Netherlands	11	2.1%
11	Korea, Republic of	6	1.1%
12	France	6	1.1%
13	India	6	1.1%
14	Nicaragua	5	0.9%
15	Ireland	4	0.8%
16	Australia	3	0.6%
17	Lao People's Democratic Republic	3	0.6%
18	Pakistan	3	0.6%
19	Ukraine	3	0.6%
20	Taiwan	3	0.6%
21	Viet Nam	3	0.6%
22	Hong Kong	2	0.4%
23	Argentina	2	0.4%
24	Indonesia	2	0.4%
25	Ethiopia	2	0.4%
26	Ghana	1	0.2%
27	Israel	1	0.2%
28	Italy	1	0.2%
29	Belgium	1	0.2%
30	Colombia	1	0.2%
31	Cyprus	1	0.2%
32	Egypt	1	0.2%
33	Tanzania, United Republic of	1	0.2%
34	Thailand	1	0.2%
35	South Africa	1	0.2%
36	Sweden	1	0.2%
37	Philippines	1	0.2%
38	Saudi Arabia	1	0.2%
39	North Macedonia	1	0.2%