Gaussian model | 1976 | 1991 | 2000 | 2005 | 2011 | 2015 |
Sill | 0.0023 | 0.0018 | 0.0021 | 0.0021 | 0.0024 | 0.0017 |
Range (m) | 765.5 | 762.5 | 797.9 | 1030.7 | 1079.1 | 1101 |
Root-mean-square (RMS) | 0.051 | 0.088 | 0.067 | 0.047 | 0.048 | 0.043 |
Average standard error | 0.052 | 0.066 | 0.036 | 0.070 | 0.073 | 0.084 |
Mean standardized | 0.044 | 0.043 | 0.041 | 0.057 | 0.047 | 0.045 |
Root-mean-square-standardized | 1.690 | 1.721 | 0.457 | 0.513 | 0.72 | 0.451 |