Rank	Countries/Territories	Count	Percent
1	United States	703	46.5%
2	China	264	17.4%
3	Germany	182	12%
4	Japan	127	8.4%
5	Singapore	49	3.2%
6	Canada	32	2.1%
7	France	26	1.7%
8	Mongolia	13	0.9%
9	Slovakia	13	0.9%
10	Netherlands	12	0.8%
11	Norway	12	0.8%
12	Korea, Republic of	11	0.7%
13	Colombia	10	0.7%
14	Cyprus	7	0.5%
15	Australia	7	0.5%
16	Hong Kong	5	0.3%
17	Russia	5	0.3%
18	Chile	4	0.3%
19	Lithuania	3	0.2%
20	Nigeria	3	0.2%
21	Ireland	3	0.2%
22	Poland	2	0.1%
23	Qatar	2	0.1%
24	Saudi Arabia	2	0.1%
25	Viet Nam	2	0.1%
26	Mauritius	2	0.1%
27	India	2	0.1%
28	Iran, Islamic Republic of	2	0.1%
29	Argentina	2	0.1%
30	Denmark	2	0.1%
31	Moldova, Republic of	1	0.1%
32	Spain	1	0.1%
33	United Kingdom	1	0.1%
34	Morocco	1	0.1%