Rank	Countries/Territories	Count	Percent
1	United States	595	42%
2	China	459	32.4%
3	Germany	122	8.6%
4	France	61	4.3%
5	Japan	33	2.3%
6	Canada	32	2.3%
7	Singapore	13	0.9%
8	South Africa	9	0.6%
9	Netherlands	9	0.6%
10	India	9	0.6%
11	Korea, Republic of	8	0.6%
12	Cyprus	8	0.6%
13	Ukraine	8	0.6%
14	Nepal	7	0.5%
15	Australia	6	0.4%
16	Hong Kong	6	0.4%
17	Sweden	5	0.4%
18	Norway	4	0.3%
19	Viet Nam	4	0.3%
20	Mongolia	3	0.2%
21	Ireland	3	0.2%
22	Lithuania	2	0.1%
23	Malaysia	2	0.1%
24	Argentina	2	0.1%
25	United Kingdom	2	0.1%
26	Switzerland	2	0.1%
27	Syrian Arab Republic	1	0.1%
28	Taiwan	1	0.1%
29	Portugal	1	0.1%
30	Spain	1	0.1%