Rank	Countries/Territories	Count	Percent
1	United States	520	43%
2	China	414	34.3%
3	Germany	64	5.3%
4	Australia	28	2.3%
5	Canada	24	2%
6	Korea, Republic of	17	1.4%
7	Netherlands	17	1.4%
8	Slovenia	13	1.1%
9	Japan	11	0.9%
10	United Kingdom	10	0.8%
11	France	9	0.7%
12	Brazil	8	0.7%
13	Greece	7	0.6%
14	Hong Kong	6	0.5%
15	India	6	0.5%
16	Ireland	5	0.4%
17	Sweden	4	0.3%
18	Norway	4	0.3%
19	Romania	3	0.2%
20	Switzerland	3	0.2%
21	Taiwan	3	0.2%
22	Singapore	3	0.2%
23	Austria	3	0.2%
24	Cyprus	3	0.2%
25	Finland	2	0.2%
26	Argentina	2	0.2%
27	Israel	2	0.2%
28	Indonesia	2	0.2%
29	Spain	2	0.2%
30	Macao	2	0.2%
31	Ukraine	2	0.2%
32	Viet Nam	1	0.1%
33	Malaysia	1	0.1%
34	Mongolia	1	0.1%
35	Morocco	1	0.1%
36	Russia	1	0.1%
37	Saudi Arabia	1	0.1%
38	Panama	1	0.1%
39	Tunisia	1	0.1%
40	Kyrgyzstan	1	0.1%