Rank	Countries/Territories	Count	Percent
1	United States	296	31.4%
2	China	263	27.9%
3	Germany	116	12.3%
4	Japan	90	9.6%
5	Norway	42	4.5%
6	Canada	23	2.4%
7	Korea, Republic of	17	1.8%
8	Singapore	14	1.5%
9	Cyprus	11	1.2%
10	France	8	0.8%
11	Netherlands	8	0.8%
12	Switzerland	6	0.6%
13	India	6	0.6%
14	Italy	4	0.4%
15	Viet Nam	4	0.4%
16	Taiwan	3	0.3%
17	Moldova, Republic of	3	0.3%
18	Saudi Arabia	3	0.3%
19	Greece	3	0.3%
20	Australia	3	0.3%
21	Hong Kong	2	0.2%
22	Lebanon	2	0.2%
23	Russia	2	0.2%
24	Nepal	2	0.2%
25	United Kingdom	2	0.2%
26	Turkey	1	0.1%
27	Uganda	1	0.1%
28	New Zealand	1	0.1%
29	Serbia	1	0.1%
30	Latvia	1	0.1%
31	Ireland	1	0.1%
32	Kenya	1	0.1%
33	Argentina	1	0.1%
34	Finland	1	0.1%