Rank	Countries/Territories	Count	Percent
1	United States	375	49.8%
2	China	128	17%
3	Germany	118	15.7%
4	India	23	3.1%
5	France	14	1.9%
6	Japan	11	1.5%
7	Netherlands	10	1.3%
8	Korea, Republic of	8	1.1%
9	Canada	8	1.1%
10	Cyprus	6	0.8%
11	Switzerland	5	0.7%
12	Singapore	4	0.5%
13	Nigeria	4	0.5%
14	Bulgaria	4	0.5%
15	Argentina	3	0.4%
16	Sweden	3	0.4%
17	Viet Nam	3	0.4%
18	Zambia	3	0.4%
19	Taiwan	2	0.3%
20	United Kingdom	2	0.3%
21	Norway	2	0.3%
22	Mongolia	2	0.3%
23	Australia	2	0.3%
24	Denmark	2	0.3%
25	Finland	1	0.1%
26	Bahamas	1	0.1%
27	Belgium	1	0.1%
28	Afghanistan	1	0.1%
29	Indonesia	1	0.1%
30	Ireland	1	0.1%
31	Hong Kong	1	0.1%
32	New Zealand	1	0.1%
33	Pakistan	1	0.1%
34	Poland	1	0.1%
35	Saint Lucia	1	0.1%