Rank	Countries/Territories	Count	Percent
1	United States	282	47.9%
2	China	104	17.7%
3	Germany	33	5.6%
4	Japan	29	4.9%
5	United Kingdom	21	3.6%
6	India	12	2%
7	Hong Kong	11	1.9%
8	Russia	11	1.9%
9	Australia	10	1.7%
10	Singapore	8	1.4%
11	Korea, Republic of	7	1.2%
12	Canada	6	1%
13	Egypt	6	1%
14	Czech Republic	5	0.8%
15	Netherlands	5	0.8%
16	France	4	0.7%
17	Spain	3	0.5%
18	Taiwan	3	0.5%
19	New Zealand	2	0.3%
20	Norway	2	0.3%
21	Lithuania	2	0.3%
22	Cyprus	2	0.3%
23	Indonesia	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Iraq	2	0.3%
26	Ireland	1	0.2%
27	Finland	1	0.2%
28	Belgium	1	0.2%
29	Brazil	1	0.2%
30	Afghanistan	1	0.2%
31	Argentina	1	0.2%
32	Saudi Arabia	1	0.2%
33	Philippines	1	0.2%
34	Portugal	1	0.2%
35	Romania	1	0.2%
36	Tanzania, United Republic of	1	0.2%
37	Tunisia	1	0.2%
38	Turkey	1	0.2%
39	Switzerland	1	0.2%
40	South Africa	1	0.2%