Rank	Countries/Territories	Count	Percent
1	United States	459	42%
2	China	292	26.7%
3	Germany	116	10.6%
4	Netherlands	44	4%
5	France	29	2.7%
6	Japan	16	1.5%
7	Singapore	12	1.1%
8	Romania	11	1%
9	India	11	1%
10	Italy	11	1%
11	Australia	10	0.9%
12	Egypt	9	0.8%
13	Korea, Republic of	9	0.8%
14	Ireland	8	0.7%
15	Canada	6	0.5%
16	Philippines	6	0.5%
17	Hong Kong	5	0.5%
18	Argentina	4	0.4%
19	Cyprus	4	0.4%
20	Switzerland	4	0.4%
21	United Kingdom	4	0.4%
22	Russia	3	0.3%
23	Venezuela, Bolivarian Republic of	2	0.2%
24	Zambia	2	0.2%
25	Portugal	2	0.2%
26	Malaysia	2	0.2%
27	Czech Republic	2	0.2%
28	Colombia	2	0.2%
29	Greece	2	0.2%
30	Indonesia	2	0.2%
31	Taiwan	1	0.1%
32	Turkey	1	0.1%
33	Ukraine	1	0.1%