Rank	Countries/Territories	Count	Percent
1	United States	474	28%
2	Germany	185	10.9%
3	China	152	9%
4	Netherlands	95	5.6%
5	Japan	82	4.8%
6	Saudi Arabia	69	4.1%
7	Pakistan	60	3.5%
8	Spain	54	3.2%
9	France	41	2.4%
10	United Kingdom	39	2.3%
11	Russia	38	2.2%
12	Turkey	37	2.2%
13	Australia	33	1.9%
14	India	26	1.5%
15	Italy	25	1.5%
16	Brazil	25	1.5%
17	Singapore	24	1.4%
18	Iran, Islamic Republic of	21	1.2%
19	Canada	16	0.9%
20	El Salvador	15	0.9%
21	Switzerland	11	0.6%
22	Romania	10	0.6%
23	Poland	10	0.6%
24	Mexico	10	0.6%
25	Thailand	9	0.5%
26	New Zealand	8	0.5%
27	Cyprus	8	0.5%
28	Denmark	8	0.5%
29	Palestine, State of	7	0.4%
30	Sweden	6	0.4%
31	Malaysia	5	0.3%
32	Egypt	5	0.3%
33	Czech Republic	5	0.3%
34	Argentina	5	0.3%
35	Hong Kong	5	0.3%
36	Iraq	5	0.3%
37	Ireland	5	0.3%
38	Iceland	4	0.2%
39	Georgia	4	0.2%
40	Korea, Republic of	4	0.2%
41	United Arab Emirates	4	0.2%
42	Ukraine	3	0.2%
43	Slovakia	3	0.2%
44	Lithuania	3	0.2%
45	Greece	3	0.2%
46		3	0.2%
47	Ecuador	3	0.2%
48	Colombia	2	0.1%
49	Hungary	2	0.1%
50	Portugal	2	0.1%
51	Taiwan	2	0.1%
52	Sri Lanka	2	0.1%
53	South Africa	1	0.1%
54	Paraguay	1	0.1%
55	Philippines	1	0.1%
56	Latvia	1	0.1%
57	Libya	1	0.1%
58	Norway	1	0.1%
59	Morocco	1	0.1%
60	Nepal	1	0.1%
61	Guatemala	1	0.1%
62	Ethiopia	1	0.1%
63	Jordan	1	0.1%
64	Dominican Republic	1	0.1%
65	Algeria	1	0.1%
66	Armenia	1	0.1%
67	Chile	1	0.1%
68	Belarus	1	0.1%