1           2007-07-21.31  
 2           2007-07-22.28  
 3           2007-07-25.26  
 4           2007-07-26.31  
 5           2007-07-27.24  
 6           2007-07-28.25  
 7           2007-07-30.26  
 8           2007-07-31.24  
 9           2007-08-02.23  
10           2007-08-03.25  
11           2010-02-01.22  
12           1981-07-01.29  Harris et al. (1992) 
13           1981-07-08.28  Harris et al. (1992) 
14           2012-05-26.32  
15           2012-05-27.33  
16           2012-05-30.31  
17           2012-06-01.27  
18           2012-06-02.33  
19           2012-06-03.32  
20           2012-06-04.99  
21           2012-06-08.27  
22           2012-06-09.30  
23           2012-06-10.30  
24           2012-06-14.30  
25           2012-06-15.53  
26           2012-06-17.51  
27           2012-06-18.49  
28           2012-06-19.29  
29           2012-06-20.18  
30           2012-06-20.55  
31           2012-06-21.00  
32           2012-06-26.26  
33           2012-06-23.51  
34           2013-08-07.37  
35           2013-08-14.36  
36           2013-08-19.40  
37           2013-08-27.33  
38           2013-09-02.33  
39           2013-09-17.32  
40           2013-09-29.19  
41           2013-09-29.42  
42           2013-10-03.27  
43  1998-09-17--2011-06-05  Lowell