Rank	Countries/Territories	Count	Percent
1	United States	383	39.9%
2	China	301	31.4%
3	Germany	86	9%
4	France	46	4.8%
5	Canada	20	2.1%
6	Japan	18	1.9%
7	India	17	1.8%
8	Korea, Republic of	15	1.6%
9	Netherlands	11	1.1%
10	Cyprus	8	0.8%
11	Malaysia	5	0.5%
12	Slovenia	5	0.5%
13	Ireland	5	0.5%
14	Singapore	4	0.4%
15	United Kingdom	4	0.4%
16	Iran, Islamic Republic of	3	0.3%
17	Albania	3	0.3%
18	Algeria	2	0.2%
19	Argentina	2	0.2%
20	Australia	2	0.2%
21	Ecuador	2	0.2%
22	Mexico	2	0.2%
23	Mongolia	2	0.2%
24	Spain	2	0.2%
25	Norway	2	0.2%
26	Philippines	2	0.2%
27	Russia	2	0.2%
28	Switzerland	1	0.1%
29	Turkey	1	0.1%
30	Indonesia	1	0.1%
31	Ethiopia	1	0.1%
32	Austria	1	0.1%