Rank	Countries/Territories	Count	Percent
1	United States	499	45.4%
2	China	244	22.2%
3	Germany	110	10%
4	Australia	21	1.9%
5	India	20	1.8%
6	France	18	1.6%
7	Korea, Republic of	17	1.5%
8	Jordan	14	1.3%
9	Russia	14	1.3%
10	United Kingdom	14	1.3%
11	Japan	10	0.9%
12	Philippines	9	0.8%
13	Ukraine	9	0.8%
14	Canada	9	0.8%
15	Singapore	8	0.7%
16	Sri Lanka	7	0.6%
17	Sweden	7	0.6%
18	Argentina	7	0.6%
19	Iran, Islamic Republic of	6	0.5%
20	Ireland	6	0.5%
21	Syrian Arab Republic	6	0.5%
22	Spain	6	0.5%
23	Netherlands	6	0.5%
24	Peru	4	0.4%
25	Hungary	4	0.4%
26	Cyprus	4	0.4%
27	Taiwan	3	0.3%
28	Poland	3	0.3%
29	Norway	2	0.2%
30	Finland	2	0.2%
31	Greece	2	0.2%
32	Georgia	1	0.1%
33	Egypt	1	0.1%
34	Austria	1	0.1%
35	Bangladesh	1	0.1%
36	Belgium	1	0.1%
37	Romania	1	0.1%
38	Switzerland	1	0.1%