Rank	Countries/Territories	Count	Percent
1	United States	521	42.3%
2	China	339	27.5%
3	Germany	128	10.4%
4	Japan	59	4.8%
5	France	51	4.1%
6	Canada	20	1.6%
7	Italy	19	1.5%
8	Cyprus	13	1.1%
9	India	11	0.9%
10	Ireland	11	0.9%
11	Singapore	11	0.9%
12	Netherlands	9	0.7%
13	Israel	9	0.7%
14	Korea, Republic of	8	0.6%
15	Russia	7	0.6%
16	Australia	4	0.3%
17	Ukraine	3	0.2%
18	Bulgaria	2	0.2%
19	Argentina	2	0.2%
20	Mongolia	2	0.2%
21	Finland	1	0.1%
22	Croatia	1	0.1%