Rank	Countries/Territories	Count	Percent
1	United States	228	31.2%
2	China	198	27.1%
3	Germany	34	4.7%
4	India	26	3.6%
5	Egypt	19	2.6%
6	Singapore	18	2.5%
7	United Kingdom	16	2.2%
8	Netherlands	15	2.1%
9	Turkey	14	1.9%
10	Romania	13	1.8%
11	Japan	13	1.8%
12	Norway	12	1.6%
13	Korea, Republic of	10	1.4%
14	Ireland	10	1.4%
15	Iran, Islamic Republic of	9	1.2%
16	France	8	1.1%
17	Australia	6	0.8%
18	Brazil	6	0.8%
19	Canada	6	0.8%
20	Hong Kong	6	0.8%
21	Portugal	6	0.8%
22	Pakistan	5	0.7%
23	Philippines	4	0.5%
24	Mauritius	4	0.5%
25	Ethiopia	4	0.5%
26	Chile	3	0.4%
27	Colombia	3	0.4%
28	Malaysia	3	0.4%
29	Qatar	3	0.4%
30	Russia	3	0.4%
31	Taiwan	3	0.4%
32	New Zealand	2	0.3%
33	Israel	2	0.3%
34	Cyprus	2	0.3%
35	Estonia	2	0.3%
36	Belgium	2	0.3%
37	Greece	2	0.3%
38	Finland	1	0.1%
39	Denmark	1	0.1%
40	Ecuador	1	0.1%
41	Bangladesh	1	0.1%
42	Italy	1	0.1%
43	Lithuania	1	0.1%
44	Indonesia	1	0.1%
45	Saudi Arabia	1	0.1%
46	South Africa	1	0.1%
47	Sweden	1	0.1%