SVNAM_INDEX (NCEP1) ** undef = -9.99e+08 year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1948 0.880 0.706 1.453 1.616 -0.956 0.347 -0.037 0.386 0.536 0.250 0.420 1.423 1949 1.894 0.895 -0.688 2.620 0.231 0.067 0.234 0.352 0.022 0.273 -1.746 -0.480 1950 -0.286 0.624 -0.492 0.315 0.615 -0.271 -1.177 -1.198 -0.606 -0.297 -0.389 -0.898 1951 1.012 0.840 -1.332 -0.510 -0.845 -0.136 -0.229 0.620 0.681 0.124 0.753 1.433 1952 0.405 -0.981 -1.075 0.349 -1.008 0.032 1.614 0.421 0.518 -0.157 -1.551 -0.656 1953 -0.211 0.013 1.544 -1.440 -1.584 1.328 0.482 0.378 0.242 0.024 -0.256 0.804 1954 0.248 0.771 0.555 -0.664 -2.488 -0.091 0.412 0.005 0.031 -0.046 -0.156 0.289 1955 0.185 -0.398 -1.193 -0.071 0.580 -0.037 0.039 0.679 0.113 0.640 -0.136 0.298 1956 -0.361 -1.336 0.319 -1.028 1.426 0.566 -0.571 -1.436 -1.154 1.413 -0.667 -0.846 1957 0.899 -1.394 -1.535 -0.318 -1.612 -0.318 -0.554 -0.400 -0.237 0.550 -0.477 1.562 1958 -0.322 -1.411 -1.831 -0.056 0.038 -0.608 -1.473 -0.947 -1.330 0.608 0.306 -1.061 1959 -1.281 1.462 0.808 -0.484 -0.553 -0.503 -0.281 -0.350 -0.806 -0.624 -2.165 0.332 1960 -1.347 -0.846 -1.193 -0.512 -1.667 -0.484 -1.407 -1.007 -0.371 0.375 -0.537 -0.643 1961 -0.708 0.686 0.385 -0.616 0.185 -0.542 -0.742 -1.203 -0.643 -0.196 0.810 -0.508 1962 1.086 0.057 -1.970 1.286 0.742 -0.995 -0.990 -1.441 -1.109 0.718 -0.866 0.197 1963 -0.802 -0.560 0.719 -0.112 0.543 -1.617 -0.615 -0.856 -1.151 1.149 0.005 -0.428 1964 1.288 -0.066 0.506 1.154 2.017 -1.592 -0.711 -1.320 -1.110 0.372 0.059 -0.022 1965 0.000 -1.070 -0.329 0.670 0.801 -2.053 -1.842 -2.208 -0.964 1.543 -1.900 0.574 1966 -0.353 -0.263 -0.306 -1.496 1.908 -1.355 -0.823 -0.885 -1.225 0.712 0.570 -1.370 1967 0.655 1.318 1.056 2.113 0.170 -0.582 -0.024 -0.886 -1.070 1.442 0.627 -0.180 1968 -0.363 -1.035 1.210 0.822 0.233 -1.713 -1.227 -1.326 -0.805 0.554 -0.794 -0.288 1969 -1.657 -1.432 -0.239 0.631 -0.474 -1.529 -0.425 0.011 -1.138 -0.052 0.409 -1.384 1970 -1.483 -0.832 -1.858 0.900 0.760 -0.741 -0.774 -0.466 -0.675 0.242 0.521 0.025 1971 0.656 -0.931 -1.089 -0.506 1.119 -0.799 -1.006 -1.072 -0.292 2.021 1.448 0.788 1972 0.264 0.209 0.111 1.163 0.232 -0.942 -0.511 -0.885 -1.079 0.813 -0.184 0.723 1973 1.143 0.838 0.545 -1.407 0.450 -0.646 -0.766 -0.178 -1.321 0.841 -0.444 0.499 1974 -0.399 0.068 -0.832 0.062 -0.309 -1.562 -1.183 -1.148 -1.547 -0.507 0.266 0.828 1975 1.603 -0.261 0.095 -0.177 -0.230 -0.084 -0.810 -0.766 -0.448 0.918 1.269 1.806 1976 0.536 1.315 -0.098 0.769 0.139 -1.068 -2.038 -1.149 -1.447 0.154 0.035 -1.157 1977 -2.908 -0.974 0.647 1.386 -0.323 0.001 -0.739 -1.293 -0.403 0.687 0.114 0.013 1978 0.389 -1.309 0.012 -1.140 -0.087 -0.943 -0.660 -1.086 -1.448 1.300 2.359 -0.196 1979 -0.535 0.709 -0.681 -0.970 0.088 0.082 -0.075 -0.825 -0.419 -0.346 0.866 1.507 1980 -1.156 -0.896 -1.194 -0.342 -1.295 0.089 -0.359 0.230 -0.486 -0.702 0.144 0.142 1981 0.278 0.013 -1.309 0.446 0.361 0.046 0.758 0.746 -0.362 -2.039 -0.673 -0.210 1982 0.082 0.014 0.356 1.580 0.177 -0.707 -0.433 -0.464 -0.262 0.066 0.446 1.024 1983 1.134 -0.489 -0.733 -0.512 -0.271 -0.511 -0.189 0.553 -0.121 1.198 0.394 -0.013 1984 0.598 -0.032 -1.244 0.002 0.512 0.229 0.073 -0.098 -1.136 -0.971 -0.529 0.423 1985 -1.613 -1.098 0.665 0.798 -0.329 -0.767 -1.162 -0.318 -0.099 0.898 -1.569 -1.779 1986 0.200 -1.292 1.608 0.810 0.104 -0.507 -0.063 -0.702 -0.202 1.224 0.158 0.729 1987 0.211 -0.401 -0.881 0.014 0.543 -0.104 -0.691 -0.260 -0.503 -0.323 -0.080 -0.076 1988 0.576 -0.627 -0.265 0.673 -1.756 0.561 0.372 0.146 0.598 0.760 0.428 1.278 1989 2.651 1.863 0.806 -0.847 0.787 0.656 1.371 -0.349 0.305 0.804 0.639 -0.365 1990 0.503 2.351 2.219 1.898 1.320 -0.069 0.173 -0.004 -0.145 1.348 1.543 1.499 1991 0.253 -0.266 -0.331 1.228 0.111 0.802 -0.144 0.301 0.056 0.417 0.539 1.722 1992 1.048 0.680 0.275 -0.817 2.670 -1.110 -1.474 -1.422 -0.550 0.976 0.596 1.363 1993 2.575 0.545 1.230 -0.423 -1.917 -0.848 -0.397 -0.293 -1.328 0.518 0.975 0.586 1994 -0.230 -0.548 1.350 -0.732 0.273 -0.592 0.170 -0.028 0.552 0.846 1.920 0.929 1995 0.110 0.519 0.564 -2.391 -1.156 0.202 -0.907 0.002 -0.233 0.768 -0.952 -0.364 1996 -0.339 0.764 -0.949 -1.980 0.172 -0.109 0.453 -0.223 -1.050 0.209 -1.145 -0.882 1997 0.715 1.678 0.127 0.989 -1.016 -0.378 -0.564 0.060 -0.193 -0.526 0.004 0.661 1998 -1.128 1.270 0.047 -0.475 0.862 1.996 0.995 1.163 0.364 -0.028 -2.268 0.523 1999 0.422 0.544 -1.479 -0.010 -0.305 -0.099 0.550 -0.586 -0.005 -0.104 0.477 0.861 2000 0.992 0.584 -0.365 -0.190 1.037 -0.049 0.305 0.671 -0.068 -0.145 -1.656 -1.780 2001 -0.087 -0.435 -0.975 1.321 0.672 0.134 0.378 0.646 0.101 0.394 1.091 -1.074 2002 0.767 1.770 -0.294 1.203 -0.410 -0.330 0.953 0.425 0.521 -2.150 -1.907 -1.079 2003 0.041 -0.018 0.380 -0.089 0.631 -0.118 0.753 1.129 0.949 -1.321 -0.173 0.842 2004 -1.192 -0.782 0.092 -1.362 -0.843 0.614 -0.207 -0.231 0.887 -0.184 1.297 1.020 2005 -0.132 -0.878 -0.922 -0.382 -1.576 0.360 0.800 0.754 1.065 -0.080 -0.760 -1.815 2006 -0.384 -0.514 -1.498 -0.466 -0.354 1.693 0.772 0.922 1.115 -1.069 -0.645 1.271 2007 1.229 -0.837 0.596 -0.077 0.957 0.954 -0.234 0.907 1.177 -0.274 -0.318 0.037 2008 0.735 0.879 0.388 -0.505 -1.596 0.443 0.287 -0.129 0.577 1.162 0.104 0.065 2009 0.227 -0.517 -0.064 1.112 0.538 0.330 -0.818 -0.138 0.968 -1.532 0.049 -2.672 2010 -0.986 -2.784 -0.609 -1.202 -2.509 0.896 1.973 1.741 0.935 -0.899 -0.049 -1.837 2011 -1.071 1.016 0.864 1.424 -0.928 0.892 0.672 0.239 0.083 0.590 0.772 1.439 2012 -0.476 -0.539 0.192 -0.733 -0.264 1.771 1.359 0.720 1.614 -1.862 -0.927 -1.328 2013 -0.756 -0.383 -1.839 -0.104 0.596 1.364 1.130 0.639 0.787 0.173 2.252 0.282 2014 -0.643 -1.053 0.247 1.477 0.264 1.204 0.755 0.631 0.145 -1.340 -0.740 0.159 2015 0.688 0.999 1.301 -0.037 0.203 1.197 -0.149 1.071 1.575 -0.584 1.091 1.252 2016 -1.547 -0.238 -0.447 -2.181 -1.069 1.853 1.699 2.694 1.663 -2.923 -1.294 0.610 2017 0.510 -0.070 0.604 -0.145 -0.308 -0.260 0.673 1.242 1.218 -0.905 -0.762 -0.925 2018 -0.653 -0.444 -0.000 -0.329 1.167 1.047 2.824 1.170 1.594 -0.782 -1.148 -0.164 2019 0.062 0.262 1.008 -0.567 -2.308 2.059 0.430 1.247 1.190 -0.908 -0.532 0.089 2020 1.450 2.313 2.902 0.686 -1.153 1.449 0.922 0.270 1.816 -1.726 1.038 -0.771 2021 -1.218 -0.721 1.761 0.181 -0.503 1.519 2.334 1.971 1.162 -0.823 0.432 0.050 2022 0.218 1.012 -0.319 -1.093 0.724 1.270 1.593 2.021 1.924 -0.085 -0.638 -1.792 2023 -0.129 1.117 0.470 -1.331 1.401 1.206 1.388 2.225 2.601 -0.789 -0.400 0.012 2024 0.021 0.322 -0.504 0.434 -0.073 1.585******************************************