1           2005-08-23.36  
2           2005-08-24.28  
3           2005-08-25.29  
4           2005-08-26.32  
5           2005-08-27.29  
6           2005-08-28.30  
7           1986-03-20.32  Wisniewski et al. (1997) 
8  1999-05-06--2011-03-29  Lowell