Rank	Countries/Territories	Count	Percent
1	United States	543	44.5%
2	China	329	27%
3	Germany	120	9.8%
4	France	47	3.9%
5	Argentina	23	1.9%
6	Japan	21	1.7%
7	Singapore	18	1.5%
8	Ukraine	16	1.3%
9	Canada	12	1%
10	Taiwan	10	0.8%
11	United Kingdom	8	0.7%
12	Netherlands	7	0.6%
13	Indonesia	7	0.6%
14	India	6	0.5%
15	Malaysia	6	0.5%
16	Australia	6	0.5%
17	Cyprus	6	0.5%
18	Jordan	4	0.3%
19	Korea, Republic of	3	0.2%
20	Mongolia	3	0.2%
21	Denmark	3	0.2%
22	Hong Kong	3	0.2%
23	South Africa	3	0.2%
24	Turkey	3	0.2%
25	Romania	3	0.2%
26	United Arab Emirates	2	0.2%
27	Switzerland	2	0.2%
28	Brazil	2	0.2%
29	Luxembourg	2	0.2%
30	Morocco	1	0.1%
31	Norway	1	0.1%