Rank	Countries/Territories	Count	Percent
1	United States	270	44.6%
2	China	172	28.4%
3	Germany	62	10.2%
4	France	20	3.3%
5	Japan	19	3.1%
6	India	13	2.1%
7	Korea, Republic of	10	1.7%
8	Canada	9	1.5%
9	Netherlands	5	0.8%
10	Russia	3	0.5%
11	Singapore	2	0.3%
12	Spain	2	0.3%
13	Turkey	2	0.3%
14	United Kingdom	2	0.3%
15	Malaysia	2	0.3%
16	Cyprus	2	0.3%
17	Egypt	2	0.3%
18	Greece	2	0.3%
19	Nepal	2	0.3%
20	Israel	1	0.2%
21	Georgia	1	0.2%
22	Argentina	1	0.2%
23	Mongolia	1	0.2%