Rank	Countries/Territories	Count	Percent
1	United States	294	34%
2	China	217	25.1%
3	Japan	68	7.9%
4	Germany	59	6.8%
5	Canada	24	2.8%
6	United Kingdom	24	2.8%
7	Singapore	21	2.4%
8	Ireland	21	2.4%
9	India	20	2.3%
10	France	18	2.1%
11	Australia	14	1.6%
12	Netherlands	13	1.5%
13	Russia	8	0.9%
14	Brazil	6	0.7%
15	Egypt	5	0.6%
16	Israel	5	0.6%
17	Iraq	4	0.5%
18	Saudi Arabia	4	0.5%
19	Namibia	3	0.3%
20	Turkey	3	0.3%
21	Iran, Islamic Republic of	3	0.3%
22	Cyprus	3	0.3%
23	Algeria	3	0.3%
24	Colombia	2	0.2%
25	Italy	2	0.2%
26	Libya	2	0.2%
27	Pakistan	2	0.2%
28	Spain	2	0.2%
29	Taiwan	1	0.1%
30	United Arab Emirates	1	0.1%
31	Philippines	1	0.1%
32	Portugal	1	0.1%
33	Romania	1	0.1%
34	Rwanda	1	0.1%
35	Oman	1	0.1%
36	Lithuania	1	0.1%
37	Malaysia	1	0.1%
38	Mexico	1	0.1%
39	Kenya	1	0.1%
40	Lebanon	1	0.1%
41	Bulgaria	1	0.1%
42	Belarus	1	0.1%
43	Greece	1	0.1%