Training data | Benchmark annual yield (%) | Combined annual yield (%) | Standard deviation of combined yield (%) | Test data | Benchmark annual yield (%) | Combined annual yield (%) | Standard deviation of combined yield (%) | |
2003 | 14.22 | 56.26 | 37.49 | 2004-2014 | 50.98 | 78.57 | 185.28 | |
2003-2004 | 5.49 | 47.80 | 42.80 | 2005-2014 | 56.40 | 154.39 | 210.46 | |
2003-2005 | 3.86 | 49.88 | 21.90 | 2006-2014 | 62.59 | 163.75 | 189.67 | |
2003-2006 | 38.96 | 232.88 | 137.68 | 2007-2014 | 52.39 | 101.52 | 164.02 | |
2003-2007 | 77.75 | 284.04 | 164.74 | 2008-2014 | 26.60 | 89.77 | 95.48 | |
2003-2008 | 55.51 | 241.23 | 175.00 | 2009-2014 | 40.32 | 37.89 | 49.21 | |
2003-2009 | 67.69 | 302.73 | 143.32 | 2010-2014 | 20.21 | 11.28 | 44.32 | |
2003-2010 | 61.54 | 214.18 | 161.31 | 2011-2014 | 20.64 | 53.44 | 90.56 | |
2003-2011 | 51.94 | 201.60 | 184.42 | 2012-2014 | 30.29 | 49.50 | 82.70 | |
2003-2012 | 48.31 | 202.01 | 184.33 | 2013-2014 | 45.89 | 68.91 | 80.23 | |
2003-2013 | 46.37 | 226.97 | 170.30 | 2014 | 64.83 | 89.48 | 38.20 | |