Rank	Countries/Territories	Count	Percent
1	United States	357	46.6%
2	China	184	24%
3	Germany	74	9.7%
4		26	3.4%
5	Russia	20	2.6%
6	France	19	2.5%
7	Singapore	9	1.2%
8	Japan	7	0.9%
9	Korea, Republic of	7	0.9%
10	Poland	6	0.8%
11	United Kingdom	6	0.8%
12	Australia	6	0.8%
13	Cyprus	4	0.5%
14	Ukraine	4	0.5%
15	Israel	4	0.5%
16	Netherlands	4	0.5%
17	Switzerland	3	0.4%
18	Hong Kong	3	0.4%
19	Canada	3	0.4%
20	Costa Rica	2	0.3%
21	Bosnia and Herzegovina	2	0.3%
22	Argentina	2	0.3%
23	India	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Iraq	2	0.3%
26	Finland	2	0.3%
27	Mongolia	2	0.3%
28	Sweden	1	0.1%
29	Egypt	1	0.1%
30	Ireland	1	0.1%
31	Chile	1	0.1%