Rank	Countries/Territories	Count	Percent
1	United States	551	37.1%
2	China	355	23.9%
3	Germany	114	7.7%
4	Saudi Arabia	51	3.4%
5	France	37	2.5%
6	Netherlands	33	2.2%
7	Hong Kong	31	2.1%
8	Canada	24	1.6%
9	United Kingdom	24	1.6%
10	Spain	23	1.5%
11	India	22	1.5%
12	Iran, Islamic Republic of	17	1.1%
13	Japan	17	1.1%
14	Mexico	13	0.9%
15	Switzerland	12	0.8%
16	Singapore	12	0.8%
17	Australia	11	0.7%
18	Cyprus	11	0.7%
19	Colombia	10	0.7%
20	Italy	10	0.7%
21	Ireland	9	0.6%
22	Argentina	7	0.5%
23	Egypt	6	0.4%
24	Ethiopia	4	0.3%
25	Brazil	4	0.3%
26	Indonesia	4	0.3%
27	Lithuania	4	0.3%
28	New Zealand	4	0.3%
29	Norway	4	0.3%
30	Taiwan	4	0.3%
31	Turkey	4	0.3%
32	Russia	4	0.3%
33	Portugal	3	0.2%
34	Israel	3	0.2%
35	Latvia	3	0.2%
36	Algeria	3	0.2%
37	Costa Rica	3	0.2%
38	Guatemala	3	0.2%
39	Ghana	3	0.2%
40		2	0.1%
41	Jordan	2	0.1%
42	Romania	2	0.1%
43	Morocco	2	0.1%
44	Malta	2	0.1%
45	Sweden	2	0.1%
46	Ukraine	2	0.1%
47	Uzbekistan	2	0.1%
48	Viet Nam	2	0.1%
49	Thailand	1	0.1%
50	Nepal	1	0.1%
51	Slovenia	1	0.1%
52	South Africa	1	0.1%
53	Korea, Republic of	1	0.1%
54	Paraguay	1	0.1%
55	Philippines	1	0.1%
56	Malaysia	1	0.1%
57	Mongolia	1	0.1%
58	Greece	1	0.1%
59	Denmark	1	0.1%