Jan -11.5 -19.3 -15.4 -999 4 M1 O1a 100 
Feb -7 -16.5 -11.8 -999 5 M1 O1a 100 
Mar -0.5 -11.2 -5.9 -999 8 M1 O1a 100 
Apr 6.4 -4.3 1.1 -999 10 M1 O1a 80 
May 12 1.1 6.5 -999 11 M2 O1a 60 
Jun 16.5 7.5 10.7 -999 11 M2 O1a 40 
Jul 18.6 7.5 13.1 -999 10 M2 O1a 80 
Aug 17.4 7 12.2 -999 9 M2 O1a 60 
Sep 12.2 3.6 7.9 -999 9 M2 O1a 60 
Oct 5.5 -0.5 2.5 -999 9 M1 O1a 60 
Nov -2.4 8.4 -5.4 -999 5 M1 O1a 100 
Dec -6.6 -13.1 -9.8 -999 4 M1 O1a 100