Rank	Countries/Territories	Count	Percent
1	United States	492	42.4%
2	China	365	31.5%
3	Germany	133	11.5%
4	Canada	29	2.5%
5	France	20	1.7%
6	Japan	19	1.6%
7	India	18	1.6%
8	Netherlands	15	1.3%
9	United Kingdom	12	1%
10	Australia	9	0.8%
11	Singapore	8	0.7%
12	South Africa	8	0.7%
13	Cyprus	6	0.5%
14	Norway	4	0.3%
15	Egypt	3	0.3%
16	Argentina	3	0.3%
17	Ireland	3	0.3%
18	Mongolia	2	0.2%
19	Iran, Islamic Republic of	2	0.2%
20	Iraq	2	0.2%
21	Kuwait	2	0.2%
22	Switzerland	2	0.2%
23	Malaysia	1	0.1%
24	Mexico	1	0.1%
25	Hong Kong	1	0.1%