Rank	Countries/Territories	Count	Percent
1	United States	270	39.6%
2	China	216	31.7%
3	Germany	75	11%
4	Japan	26	3.8%
5	Singapore	15	2.2%
6	Cyprus	10	1.5%
7	France	10	1.5%
8		8	1.2%
9	Spain	7	1%
10	Canada	6	0.9%
11	India	6	0.9%
12	Latvia	6	0.9%
13	Netherlands	6	0.9%
14	Mongolia	3	0.4%
15	Pakistan	2	0.3%
16	Portugal	2	0.3%
17	Australia	2	0.3%
18	Bangladesh	2	0.3%
19	Hong Kong	2	0.3%
20	Ukraine	2	0.3%
21	United Kingdom	2	0.3%
22	Switzerland	1	0.1%
23	Tunisia	1	0.1%
24	Argentina	1	0.1%
25	Korea, Republic of	1	0.1%