Rank	Countries/Territories	Count	Percent
1	United States	369	42.3%
2	China	159	18.2%
3	Germany	104	11.9%
4	Japan	33	3.8%
5	United Kingdom	21	2.4%
6	Belgium	16	1.8%
7	France	12	1.4%
8	Netherlands	10	1.1%
9	Russia	10	1.1%
10	Singapore	9	1%
11	Egypt	9	1%
12	Brazil	9	1%
13	Canada	8	0.9%
14	India	7	0.8%
15	Turkey	7	0.8%
16	Ireland	6	0.7%
17	Iraq	5	0.6%
18	Australia	5	0.6%
19	Georgia	4	0.5%
20	Cyprus	4	0.5%
21	Korea, Republic of	4	0.5%
22	Mexico	4	0.5%
23	Spain	4	0.5%
24	Portugal	4	0.5%
25	Romania	3	0.3%
26	Norway	3	0.3%
27	Tanzania, United Republic of	3	0.3%
28	Malaysia	3	0.3%
29	Algeria	3	0.3%
30	Bulgaria	3	0.3%
31	Czech Republic	2	0.2%
32	Ecuador	2	0.2%
33	Nicaragua	2	0.2%
34	Kazakhstan	2	0.2%
35	Israel	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	United Arab Emirates	2	0.2%
38	Taiwan	2	0.2%
39	Philippines	2	0.2%
40	Poland	1	0.1%
41	Palestine, State of	1	0.1%
42	Saudi Arabia	1	0.1%
43	Thailand	1	0.1%
44	Sri Lanka	1	0.1%
45	Indonesia	1	0.1%
46	Italy	1	0.1%
47	Jordan	1	0.1%
48	Lebanon	1	0.1%
49	Hong Kong	1	0.1%
50	Hungary	1	0.1%
51	Chile	1	0.1%
52	Argentina	1	0.1%
53	Bahrain	1	0.1%