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北极涛动、南极涛动.......求助!!!
我在美国网站NOAA下载了北极涛动数据(月平均数据),
怎样才能得到年数据呢?求做过的前辈指导!十分感激
year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 1950 | -0.06 | 0.627 | -0.008 | 0.555 | 0.072 | 0.539 | -0.802 | -0.851 | 0.358 | -0.379 | -0.515 | -1.928 | 1951 | -0.085 | -0.4 | -1.934 | -0.776 | -0.863 | -0.918 | 0.09 | -0.377 | -0.818 | -0.213 | -0.069 | 1.987 | 1952 | 0.368 | -1.747 | -1.859 | 0.539 | -0.774 | -0.441 | 0.383 | -0.03 | -0.383 | -0.437 | -1.891 | -1.827 | 1953 | -1.036 | -0.249 | 1.068 | -1.256 | -0.562 | 0.023 | 0.333 | 0.085 | 0.662 | -0.194 | 0.354 | 0.575 | 1954 | -0.148 | -0.181 | 0.476 | 0.512 | -1.656 | -0.268 | 0.341 | -0.122 | 0.301 | 0.513 | -0.328 | 0.553 | 1955 | -1.163 | -1.542 | -1.568 | 0.194 | 0.242 | -0.266 | 0.332 | 0.76 | 0.357 | 0.099 | -1.342 | -0.444 | 1956 | -1.204 | -2.029 | 0.47 | -0.868 | 1.391 | 0.28 | -0.215 | -0.652 | -0.202 | 1.139 | -0.066 | 0.001 | 1957 | 2.062 | -1.513 | -2.013 | 0.238 | -0.966 | -0.76 | -0.646 | 0.097 | -0.956 | 0.903 | -1.38 | 0.828 | 1958 | -1.438 | -2.228 | -2.522 | -0.36 | -0.336 | -1.149 | -0.684 | -0.755 | -0.012 | 0.77 | -0.011 | -1.687 | 1959 | -2.013 | 2.544 | 1.432 | 0.119 | -0.341 | -0.033 | 0.105 | -0.745 | -0.281 | -0.249 | -1.411 | -0.042 | 1960 | -2.484 | -2.212 | -1.625 | -0.297 | -0.857 | 0.055 | -0.619 | -1.008 | -0.382 | -1.187 | -0.553 | -0.343 | 1961 | -1.506 | 0.621 | 0.341 | -0.237 | 0.157 | 0.837 | -0.108 | 0.013 | 0.815 | 0.203 | -0.01 | -1.668 | 1962 | 1.645 | -0.358 | -2.848 | 1.169 | 0.068 | 0.287 | -0.927 | 0.152 | -0.056 | -0.016 | -1.112 | -0.711 | 1963 | -3.311 | -1.721 | 0.724 | -0.348 | 0.771 | -0.585 | -0.303 | -0.625 | 0.083 | 1.069 | -0.419 | -1.178 | 1964 | 0.385 | -0.575 | -0.558 | 0.663 | 1.174 | 0.142 | 0.734 | -1.207 | -0.227 | 0.342 | -0.344 | -0.246 | 1965 | -1.046 | -2.084 | -0.905 | 0.568 | -0.153 | 0.038 | -0.51 | -0.255 | -0.698 | 0.394 | -1.341 | 0.163 | 1966 | -3.232 | -1.438 | -0.911 | -1.837 | 1.124 | 0.408 | 0.011 | -0.945 | 0.011 | -1.077 | 0.111 | -1.401 | 1967 | -0.576 | 1.18 | 1.967 | 1.7 | 0.127 | 0.647 | 0.259 | -0.293 | 0.133 | 1.299 | 0.334 | -0.347 | 1968 | -0.409 | -2.154 | 1.741 | 0.328 | -0.241 | 0.42 | -0.836 | -0.671 | -1.009 | -1.013 | -2.183 | -0.783 | 1969 | -2.967 | -3.114 | -1.582 | 0.438 | -0.72 | -0.348 | 0.41 | -0.782 | -0.083 | 0.098 | 0.326 | -1.856 | 1970 | -2.412 | -1.325 | -2.084 | 0.302 | 0.531 | 0.875 | 0.139 | -0.263 | 0.03 | 0.098 | 0.378 | -0.399 | 1971 | -0.163 | -0.922 | -1.091 | -0.583 | 0.679 | -0.668 | -0.578 | 0.818 | 0.153 | 1.185 | 0.419 | 0.824 | 1972 | 0.166 | -0.195 | -0.141 | 1.007 | 0.14 | -0.049 | -0.553 | -0.082 | -0.92 | 0.392 | -0.38 | 1.238 | 1973 | 1.232 | 0.786 | 0.537 | -1.126 | 0.073 | 0.531 | 0.27 | 0.313 | 0.114 | 0.337 | 0.002 | -0.181 | 1974 | 0.232 | -0.489 | -0.746 | 0.309 | -0.507 | -0.048 | 0.39 | -0.533 | -0.136 | -1.024 | -0.435 | 0.556 | 1975 | 1.595 | 0.194 | 0.151 | 0.409 | -0.614 | -0.323 | 0.345 | 0.13 | 1.278 | 0.138 | 0.619 | 1.29 | 1976 | 0.034 | 1.656 | 0.587 | 0.44 | 0.06 | 0.328 | -0.325 | 0.559 | -0.743 | -0.804 | -0.087 | -2.074 | 1977 | -3.767 | -2.01 | 0.344 | 1.329 | 0.104 | -0.226 | -0.492 | -1.412 | 0.586 | -0.009 | 0.605 | -0.24 | 1978 | -0.347 | -3.014 | 0.502 | -0.967 | 0.059 | 0.635 | -0.604 | -0.354 | -0.099 | 0.895 | 2.47 | -0.98 | 1979 | -2.233 | -0.697 | -0.814 | -1.157 | -0.25 | 0.933 | 0.039 | -0.684 | -0.046 | -1.243 | 0.475 | 1.295 | 1980 | -2.066 | -0.934 | -1.433 | -0.419 | -1.155 | 0.721 | -0.622 | -0.185 | 0.313 | -0.521 | -1.361 | -0.057 | 1981 | -0.116 | -0.332 | -1.645 | 0.43 | 0.18 | -0.438 | 0.561 | -0.244 | -1.04 | -1.167 | -0.188 | -1.216 | 1982 | -0.883 | 0.974 | 1.074 | 1.454 | -0.209 | -1.18 | 0.005 | 0.362 | 0.558 | -0.211 | 0.661 | 0.967 | 1983 | 1.359 | -1.806 | -0.567 | -0.738 | -0.441 | 0.313 | 0.131 | 1.098 | 0.167 | 1.369 | -0.688 | 0.186 | 1984 | 0.905 | -0.303 | -2.386 | -0.284 | 0.479 | 0.007 | 0.019 | 0.466 | -0.413 | -0.27 | -0.966 | 0.446 | 1985 | -2.806 | -1.44 | 0.551 | 0.652 | -0.432 | -0.347 | -0.39 | -0.001 | 0.114 | 1.035 | -1.218 | -1.948 | 1986 | -0.568 | -2.904 | 1.931 | 0.103 | 0.367 | 0.535 | -0.008 | -0.826 | -0.023 | 1.425 | 0.926 | 0.06 | 1987 | -1.148 | -1.473 | -1.746 | 0.387 | 0.325 | -0.71 | -0.466 | -0.836 | 0.287 | -0.08 | -0.536 | -0.534 | 1988 | 0.265 | -1.066 | -0.197 | -0.561 | -0.846 | 0.061 | -0.143 | 0.255 | 1.039 | 0.032 | -0.035 | 1.679 | 1989 | 3.106 | 3.279 | 1.53 | -0.25 | 0.889 | 0.345 | 0.866 | 0.551 | 0.703 | 0.991 | 0.034 | -0.644 | 1990 | 1.001 | 3.402 | 2.99 | 1.879 | 0.943 | 0.304 | -0.296 | -0.18 | -0.21 | 0.66 | 0.521 | 1.277 | 1991 | 0.723 | -0.876 | -0.527 | 0.53 | 0.486 | -0.115 | -0.188 | 0.797 | -0.112 | -0.252 | 0.285 | 1.613 | 1992 | 0.55 | 1.122 | 0.984 | -0.521 | 1.341 | -0.302 | 0.191 | 0.535 | -0.64 | -0.366 | 0.717 | 1.627 | 1993 | 3.495 | 0.184 | 0.764 | -0.435 | -1.607 | -0.52 | -0.511 | -0.393 | -0.361 | -0.565 | 1.002 | -0.104 | 1994 | -0.288 | -0.862 | 1.881 | 0.225 | -0.115 | 1.606 | 0.351 | 0.828 | -0.084 | 0.174 | 1.779 | 0.894 | 1995 | -0.154 | 1.429 | 0.393 | -0.963 | -0.891 | -0.112 | -0.217 | 0.544 | -0.549 | 0.075 | -0.723 | -2.127 | 1996 | -1.2 | 0.163 | -1.483 | -1.525 | -0.226 | 0.497 | 0.715 | 0.125 | -1.14 | 0.183 | 0.136 | -1.721 | 1997 | -0.457 | 1.889 | 1.091 | 0.324 | -0.961 | -0.815 | -0.431 | 0.121 | 0.195 | -0.7 | -0.661 | -0.071 | 1998 | -2.081 | -0.183 | -0.254 | -0.038 | 0.429 | -0.711 | -0.212 | 0.65 | -1.05 | 0.294 | -1.449 | 1.353 | 1999 | 0.11 | 0.482 | -1.492 | 0.284 | 0.226 | 0.707 | -0.002 | -0.672 | 0.059 | -0.006 | 0.611 | 1.043 | 2000 | 1.27 | 1.076 | -0.451 | -0.279 | 0.969 | 0.586 | -0.649 | 0.144 | 0.395 | 0.317 | -1.581 | -2.354 | 2001 | -0.959 | -0.622 | -1.687 | 0.906 | 0.452 | -0.015 | -0.031 | 0.521 | -0.707 | 0.707 | 0.819 | -1.322 | 2002 | 1.381 | 1.304 | 0.902 | 0.748 | 0.401 | 0.573 | 0.328 | -0.229 | -0.043 | -1.489 | -1.425 | -1.592 | 2003 | -0.472 | 0.128 | 0.933 | -0.178 | 1.017 | -0.102 | 0.075 | -0.28 | 0.467 | -0.67 | 0.642 | 0.265 | 2004 | -1.686 | -1.528 | 0.318 | -0.409 | -0.094 | -0.236 | -0.201 | -0.72 | 0.855 | -0.515 | 0.678 | 1.23 | 2005 | 0.356 | -1.271 | -1.348 | -0.046 | -0.763 | -0.383 | -0.03 | 0.026 | 0.802 | 0.03 | 0.228 | -2.104 | 2006 | -0.17 | -0.156 | -1.604 | 0.138 | 0.156 | 1.071 | 0.103 | -0.265 | 0.606 | -1.029 | 0.521 | 2.282 | 2007 | 2.034 | -1.307 | 1.182 | 0.544 | 0.894 | -0.555 | -0.397 | -0.034 | 0.179 | 0.383 | -0.519 | 0.821 | 2008 | 0.819 | 0.938 | 0.586 | -0.455 | -1.205 | -0.09 | -0.48 | -0.08 | -0.327 | 1.676 | 0.092 | 0.648 | 2009 | 0.8 | -0.672 | 0.121 | 0.973 | 1.194 | -1.351 | -1.356 | -0.054 | 0.875 | -1.54 | 0.459 | -3.413 | 2010 | -2.587 | -4.266 | -0.432 | -0.275 | -0.919 | -0.013 | 0.435 | -0.117 | -0.865 | -0.467 | -0.376 | -2.631 | 2011 | -1.683 | 1.575 | 1.424 | 2.275 | -0.035 | -0.858 | -0.472 | -1.063 | 0.665 | 0.8 | 1.459 | 2.221 | 2012 | -0.22 | -0.036 | 1.037 | -0.035 | 0.168 | -0.672 | 0.168 | 0.014 | 0.772 | -1.514 | -0.111 | -1.749 | 2013 | -0.61 | -1.007 | -3.185 | 0.322 | 0.494 | 0.549 | -0.011 | 0.154 | -0.461 | 0.263 | 2.029 | 1.475 | 2014 | -0.969 | 0.044 | 1.206 | 0.972 | 0.464 | -0.507 | -0.489 | -0.372 | 0.102 | -1.134 | -0.53 | 0.413 | 2015 | 1.092 | 1.043 | 1.837 | 1.216 | 0.763 | 0.427 | -1.108 | -0.689 | -0.165 | -0.25 | 1.945 | 1.444 | 2016 | -1.449 | -0.024 | 0.28 | -1.051 | -0.036 | 0.313 | 0.085 | 0.472 | 0.781 | -1.917 | -0.611 | 1.786 | 2017 | 0.942 | 0.34 | 1.365 | -0.089 | -0.73 | 0.402 | 0.634 | 0.15 | -0.492 | 0.69 | -0.078 | -0.059 |
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