Rank	Countries/Territories	Count	Percent
1	United States	356	39.3%
2	China	185	20.4%
3	Germany	117	12.9%
4	Korea, Republic of	35	3.9%
5	France	31	3.4%
6	Australia	28	3.1%
7	India	23	2.5%
8	Norway	22	2.4%
9	Canada	15	1.7%
10	Japan	11	1.2%
11	Turkey	9	1%
12	Taiwan	7	0.8%
13	Netherlands	7	0.8%
14	Italy	5	0.6%
15	Singapore	4	0.4%
16	Ireland	4	0.4%
17	Sweden	4	0.4%
18	United Kingdom	4	0.4%
19	Egypt	3	0.3%
20	Austria	3	0.3%
21	Saudi Arabia	3	0.3%
22	Poland	2	0.2%
23	Mongolia	2	0.2%
24	Bangladesh	2	0.2%
25	Belgium	2	0.2%
26	Brazil	2	0.2%
27	Cyprus	2	0.2%
28	Israel	2	0.2%
29	Switzerland	2	0.2%
30	Sri Lanka	2	0.2%
31	Indonesia	1	0.1%
32	Ethiopia	1	0.1%
33	Greece	1	0.1%
34	Hungary	1	0.1%
35	Argentina	1	0.1%
36	Kyrgyzstan	1	0.1%
37	Malaysia	1	0.1%
38	Mauritius	1	0.1%
39	Russia	1	0.1%
40	Oman	1	0.1%
41	South Africa	1	0.1%