Rank	Countries/Territories	Count	Percent
1	Germany	572	59.5%
2	United States	159	16.5%
3	China	101	10.5%
4	France	35	3.6%
5	Canada	30	3.1%
6	India	13	1.4%
7	Japan	9	0.9%
8	Russia	8	0.8%
9	Bulgaria	4	0.4%
10	Cyprus	3	0.3%
11	Jordan	3	0.3%
12	Morocco	3	0.3%
13	Netherlands	3	0.3%
14	Ireland	3	0.3%
15	Turkey	3	0.3%
16	Switzerland	2	0.2%
17	Algeria	2	0.2%
18	Australia	2	0.2%
19	Hungary	1	0.1%
20	Iran, Islamic Republic of	1	0.1%
21	Nigeria	1	0.1%
22	Mauritius	1	0.1%
23	Ukraine	1	0.1%
24	Singapore	1	0.1%