Rank	Countries/Territories	Count	Percent
1	United States	437	33.7%
2	China	366	28.3%
3	Tunisia	144	11.1%
4	Germany	104	8%
5	France	44	3.4%
6	India	25	1.9%
7	Norway	23	1.8%
8	Canada	19	1.5%
9	Netherlands	12	0.9%
10	Colombia	10	0.8%
11	Turkey	10	0.8%
12	Australia	9	0.7%
13	Japan	8	0.6%
14	Cyprus	7	0.5%
15	Egypt	7	0.5%
16	Russia	6	0.5%
17	United Kingdom	6	0.5%
18	Malaysia	5	0.4%
19	Indonesia	5	0.4%
20	Philippines	4	0.3%
21	Thailand	4	0.3%
22	Ukraine	4	0.3%
23	Saudi Arabia	3	0.2%
24	Singapore	3	0.2%
25	Trinidad and Tobago	2	0.2%
26	Tanzania, United Republic of	2	0.2%
27	Nepal	2	0.2%
28	Oman	2	0.2%
29	Iran, Islamic Republic of	2	0.2%
30	Kenya	2	0.2%
31	Guatemala	2	0.2%
32	Ethiopia	2	0.2%
33	Bangladesh	2	0.2%
34	Argentina	2	0.2%
35	Belgium	1	0.1%
36	Hong Kong	1	0.1%
37	Macao	1	0.1%
38	Iraq	1	0.1%
39	Palestine, State of	1	0.1%
40	New Zealand	1	0.1%
41	Mexico	1	0.1%
42	Mongolia	1	0.1%
43	South Africa	1	0.1%
44	Switzerland	1	0.1%