SVSAM_INDEX (NCEP1) ** undef = -9.99e+08 year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1948 -1.154 -2.551 -2.247 -0.839 0.765 -0.781 -1.666 -2.748 -1.160 -2.730 -2.807 -1.477 1949 -3.316 -5.269 -2.147 0.143 0.924 0.701 -0.628 0.097 -0.232 -0.886 -1.216 -2.134 1950 -2.912 -1.979 -3.002 -1.528 -0.110 -0.452 -2.162 -1.374 -0.350 -1.045 -1.485 -0.538 1951 -0.728 -1.418 -1.053 -2.301 -1.471 -1.623 -1.367 -1.236 -2.044 -2.152 -1.547 -2.171 1952 -2.912 -1.649 -1.519 -2.278 -1.310 -1.017 -0.815 -1.057 -1.028 -1.122 -2.147 -2.029 1953 -2.332 -1.919 -1.445 -2.817 -1.203 -0.776 -1.950 -0.225 -0.408 -2.324 -1.277 -2.007 1954 -0.627 -0.919 -3.153 -1.201 0.095 -0.352 -0.878 -2.692 0.225 -0.600 0.719 -1.356 1955 -1.069 -0.802 0.383 -0.399 -1.048 -0.685 0.449 -1.876 -1.420 -3.114 -2.618 -1.466 1956 -1.853 -1.558 -0.624 -0.841 -0.768 1.239 -0.661 -1.188 -1.651 -1.020 -1.300 -2.102 1957 -1.214 -0.863 -0.210 -0.834 -0.340 -1.929 -0.183 -0.671 0.036 -2.002 -1.688 -1.528 1958 0.226 -0.549 -0.810 -1.592 -0.559 0.601 -0.803 0.248 1.641 0.161 0.495 1.234 1959 0.945 -0.430 0.320 -1.287 -0.988 -0.998 -0.834 -1.046 0.565 -0.576 1.190 0.020 1960 -0.078 -0.360 1.829 -1.384 -1.182 0.222 0.294 -1.060 -0.574 -0.259 0.100 0.102 1961 0.278 -1.092 -0.491 -0.320 -0.161 -1.078 -0.347 0.047 -1.252 -0.343 0.164 1.293 1962 1.345 -0.200 -0.168 1.041 0.216 -1.235 0.835 0.010 0.515 -1.094 -1.107 0.436 1963 0.883 0.626 0.140 -0.735 0.121 -0.652 -0.695 -2.791 -0.840 0.314 -0.453 -0.040 1964 -1.503 -0.957 -1.141 -0.402 0.004 -2.216 -2.675 -1.402 0.395 0.461 -1.470 -0.944 1965 -0.494 -3.318 -1.065 -1.356 -1.854 0.278 -0.887 -0.726 -0.605 -1.387 0.032 -1.398 1966 0.092 -1.215 -3.104 -0.847 -1.376 0.890 -0.065 0.560 -0.145 0.866 -0.506 -0.566 1967 -1.815 -0.862 -0.466 -0.186 -0.162 -0.804 -0.343 -0.013 -0.532 -0.061 -1.055 -0.598 1968 -0.196 -0.711 -0.732 -0.689 -1.548 0.496 0.752 -0.324 -1.146 -1.618 -1.842 -0.650 1969 -1.670 -0.790 -0.092 -0.762 -0.027 -0.181 0.413 0.630 0.443 -0.283 0.989 -0.135 1970 0.310 0.607 -0.592 -0.642 0.545 0.445 -0.304 1.373 -0.154 -1.640 -0.123 -0.774 1971 -0.870 0.198 0.661 -0.243 -1.151 0.384 -0.372 -0.312 0.211 -0.992 0.078 -0.849 1972 -1.515 -0.906 -0.867 -1.790 -0.061 -1.136 -0.482 -1.432 -0.373 0.092 0.665 -0.534 1973 -0.934 0.649 1.661 0.256 -1.148 -0.119 0.316 0.661 -0.464 0.127 -0.806 0.697 1974 -0.555 1.402 0.991 0.474 0.488 -0.629 0.415 -1.721 1.102 -0.718 -1.602 -1.319 1975 -0.810 -0.143 -0.096 0.518 -0.591 -0.441 -0.908 1.410 1.289 1.127 -0.297 -0.277 1976 -0.886 0.029 0.073 1.445 0.931 0.346 0.310 0.451 0.776 0.687 -1.488 -2.914 1977 -1.736 -0.212 -0.158 -0.636 -0.328 -0.580 -0.238 -0.907 1.105 0.794 -0.029 -0.361 1978 0.748 0.260 -0.534 -0.021 -0.601 0.328 -1.351 1.758 0.876 0.281 -0.575 0.366 1979 0.395 0.591 0.857 0.865 0.993 2.423 2.404 0.775 0.601 0.749 -0.042 -0.911 1980 -0.216 -0.895 -1.406 -1.735 -0.118 0.862 -1.357 -1.017 -1.883 0.702 -1.289 -0.096 1981 0.681 0.713 -1.443 -1.348 0.158 0.756 -0.786 -1.688 -1.359 -0.190 1.616 0.950 1982 -0.358 0.573 2.396 2.639 0.330 1.109 0.071 1.066 1.738 -0.393 -0.202 -1.478 1983 -1.065 -0.745 0.683 0.339 -0.051 0.160 1.318 0.799 -0.923 1.521 1.522 0.494 1984 -0.818 -0.284 -0.116 0.388 -0.724 1.066 1.050 -0.381 0.301 0.336 0.459 -1.281 1985 -0.647 0.411 0.118 0.407 0.240 -0.335 2.019 0.508 1.325 0.538 1.473 1.210 1986 0.403 -1.776 -1.051 0.108 -0.871 0.213 0.516 0.212 1.102 0.303 0.240 0.853 1987 -0.770 -0.513 0.148 0.178 0.309 -0.137 -0.678 1.272 -0.459 0.390 1.463 0.230 1988 -0.383 0.992 -0.051 0.391 -0.279 -0.852 0.796 -0.479 -0.986 -3.019 0.606 0.817 1989 0.867 1.304 0.879 -0.195 2.907 2.712 1.250 -0.392 -0.371 0.268 1.252 -0.198 1990 0.084 1.768 0.992 -0.934 -1.050 0.687 -1.019 0.740 1.349 0.522 0.329 -0.050 1991 1.291 -0.875 1.118 -0.455 0.457 -0.436 -0.630 0.213 -0.622 -0.072 -0.424 -1.614 1992 0.304 -1.177 -0.565 -0.154 -0.976 -1.814 -0.165 0.049 0.774 -0.329 0.676 0.241 1993 -1.706 0.734 -0.341 0.543 1.610 1.772 1.704 0.942 1.197 0.968 0.530 1.086 1994 0.976 1.677 0.896 0.113 0.547 -1.518 -0.033 1.820 -0.589 -0.144 -0.962 0.817 1995 1.674 0.731 -0.082 0.800 1.509 -0.230 -1.827 -0.449 1.130 0.006 0.626 1.391 1996 0.917 0.007 0.730 0.189 1.538 0.415 0.476 -1.452 -1.762 1.177 -1.147 0.124 1997 0.682 0.495 1.025 0.264 1.472 -0.180 1.279 0.855 0.461 -0.335 -1.648 -0.490 1998 0.989 0.424 0.987 2.494 0.225 0.825 1.308 0.668 -0.400 0.162 1.338 1.442 1999 1.441 0.941 0.262 1.592 1.585 -1.492 0.373 0.103 -0.482 1.614 1.328 1.988 2000 2.146 1.105 0.176 0.849 1.211 -0.024 -0.200 -0.370 -1.962 0.461 -1.160 -0.707 2001 0.216 -0.001 0.182 1.176 -0.004 0.581 -0.465 0.958 0.711 1.774 1.687 1.438 2002 1.136 1.775 -1.753 0.642 -1.584 -0.483 -0.433 -0.166 -1.722 -2.947 -0.628 0.951 2003 -0.714 0.011 -0.076 0.700 0.921 -0.525 0.739 0.398 -0.522 0.246 -0.145 -0.844 2004 1.159 -1.016 0.559 0.499 0.789 1.252 1.724 0.453 0.266 -0.125 0.092 -0.571 2005 0.096 1.671 0.289 0.994 0.205 -0.993 -0.046 0.183 -0.282 -0.168 -0.187 -1.411 2006 0.574 0.020 0.585 0.018 1.921 0.574 1.100 -1.426 -0.337 0.574 0.547 0.841 2007 0.192 0.940 -0.592 -0.427 -0.301 -0.695 -1.859 0.004 -0.100 -0.348 -0.163 1.648 2008 1.514 1.632 0.496 -0.546 0.037 1.697 0.261 0.390 0.445 1.012 1.345 1.240 2009 1.307 0.697 0.243 0.248 -0.276 -0.215 -0.855 -0.939 -0.193 0.820 -0.566 0.609 2010 -0.445 -0.392 0.412 0.963 1.106 2.315 2.250 1.102 -0.003 1.249 2.200 0.572 2011 0.483 1.698 -0.366 -0.104 1.298 0.060 -0.997 -1.422 -1.500 0.555 -0.522 1.920 2012 2.104 0.200 0.192 0.959 0.382 0.724 1.308 0.286 0.249 -0.089 -1.381 -0.694 2013 0.312 1.383 1.445 1.121 0.772 -0.069 1.005 -1.452 -1.912 -0.308 1.023 -0.002 2014 0.072 1.109 1.123 0.986 -0.220 1.011 0.398 -0.103 -1.449 0.342 0.257 1.296 2015 1.006 1.909 0.792 1.620 0.593 1.470 1.789 1.074 1.128 0.050 1.372 0.321 2016 1.876 1.859 2.301 0.633 0.074 2.669 0.435 -0.913 1.583 -0.492 -1.382 -0.413 2017 -0.229 0.140 -0.249 0.976 1.091 1.258 0.889 0.677 1.440 -0.595 1.153 0.943 2018 1.317 1.341 0.354 -0.772 0.447 -0.054 0.387 -0.551 1.028 0.692 1.138 0.894 2019 1.299 -0.347 0.498 0.746 0.587 1.725 -0.531 -0.740 0.483 -1.109 -1.943 -1.221 2020 0.101 0.577 1.722 -0.165 0.367 0.869 -0.439 -0.501 -0.247 1.208 1.350 1.398 2021 1.470 2.002 0.254 1.222 0.364 1.234 -0.444 -0.027 0.949 0.534 1.618 2.018 2022 1.531 0.927 0.683 1.293 0.295 -0.726 0.539 0.269 0.952 0.438 2.278 1.621 2023 2.586 0.952 0.355 -0.552 1.491 -0.592 -0.382 0.116 -1.324 1.353 1.053 1.565 2024 1.454 1.653 0.295 2.196 0.655 0.780 -0.318***********************************