Rank	Countries/Territories	Count	Percent
1	United States	430	40.8%
2	China	279	26.5%
3	Germany	143	13.6%
4	Japan	23	2.2%
5	France	19	1.8%
6	Canada	14	1.3%
7	Cyprus	13	1.2%
8	Netherlands	13	1.2%
9	Argentina	12	1.1%
10	India	12	1.1%
11	Ukraine	10	0.9%
12	Italy	9	0.9%
13	Singapore	8	0.8%
14	Taiwan	8	0.8%
15	Russia	7	0.7%
16	South Africa	6	0.6%
17	Iran, Islamic Republic of	6	0.6%
18	Australia	5	0.5%
19	Thailand	5	0.5%
20	Mongolia	5	0.5%
21	United Kingdom	4	0.4%
22	Ireland	4	0.4%
23	Iraq	3	0.3%
24	Switzerland	3	0.3%
25	Romania	2	0.2%
26	Hong Kong	2	0.2%
27	Moldova, Republic of	2	0.2%
28	Israel	1	0.1%
29	Bangladesh	1	0.1%
30	Bolivia, Plurinational State of	1	0.1%
31	Ecuador	1	0.1%
32	Nigeria	1	0.1%
33	Norway	1	0.1%
34	Philippines	1	0.1%