AO Analogs for Similar Dates   NAO Analogs for Similar Dates   PNA Analogs for Similar Dates  
Rank Ending Date RMSE   Rank Ending Date RMSE   Rank Ending Date RMSE  
1 1/14/1961 1.9515   1 1/18/1977 0.48901   1 12/31/1992 0.6688  
2 1/9/1965 2.1355   2 1/5/1982 0.55646   2 1/8/1993 0.69483  
3 1/18/1958 2.3133   3 1/14/2010 0.58296   3 1/7/1993 0.8302  
4 1/19/1980 2.3478   4 12/31/2000 0.61305   4 1/16/1993 0.85403  
5 1/12/1987 2.3513   5 1/7/1953 0.61519   5 1/16/1989 0.85715  
6 1/15/1997 2.3571   6 1/6/1982 0.68479   6 1/10/1974 0.85962  
7 1/16/1968 2.4121   7 1/9/2009 0.69078   7 1/3/2005 0.87556  
8 1/10/1980 2.4403   8 1/11/1972 0.7217   8 1/1/1969 0.8771  
9 12/31/1985 2.4464   9 1/14/1969 0.72532   9 1/1/1991 0.94299  
10 1/7/1958 2.5015   10 12/31/1996 0.85491   10 1/1/1997 0.96141  
11 1/10/1996 2.5573   11 1/1/1951 0.8703   11 1/9/1979 0.9831  
12 1/11/1967 2.558   12 1/19/1955 0.92275   12 1/12/1968 1.00918  
13 12/31/1956 2.6145   13 1/14/1970 0.99372   13 1/7/1968 1.01765  
14 12/31/1966 2.6623   14 1/7/1996 1.02486   14 1/3/2009 1.02376  
15 1/11/1981 2.6684   15 1/4/1979 1.1014   15 1/13/1972 1.02687  
16 1/3/2002 2.7013   16 1/12/1985 1.11759   16 1/13/1974 1.0748  
17 1/8/2003 2.7453   17 1/18/1987 1.14288   17 12/31/1970 1.08745  
18 1/7/2009 2.8737   18 12/31/2001 1.15718   18 1/16/1957 1.09267  
19 1/8/1965 2.9025   19 1/3/1962 1.18393   19 1/11/2005 1.09298  
20 1/14/1955 2.9625   20 1/11/1971 1.2097   20 1/6/2005 1.09572