Rank	Countries/Territories	Count	Percent
1	United States	298	46.1%
2	China	147	22.8%
3	Germany	73	11.3%
4	France	41	6.3%
5	Switzerland	14	2.2%
6	Japan	13	2%
7	Netherlands	13	2%
8	India	8	1.2%
9	Singapore	6	0.9%
10	Mexico	4	0.6%
11	Canada	4	0.6%
12	Cyprus	4	0.6%
13	Italy	3	0.5%
14	Philippines	3	0.5%
15	Russia	2	0.3%
16	Malaysia	2	0.3%
17	Denmark	2	0.3%
18	Argentina	2	0.3%
19	Australia	2	0.3%
20	Hong Kong	2	0.3%
21	Norway	1	0.2%
22	Lithuania	1	0.2%
23	United Kingdom	1	0.2%