1990 14.715 14.627 15.455 13.714 15.647 15.231 17.536 16.917 14.241 13.610 16.497 15.529 15.758 15.730 15.731 15.190 17.838 17.004 13.650 16.083 19.955 18.493 21.736 20.183 20.205 22.196 19.594 18.164 20.887 20.276 18.992 18.927 19.010 21.040 20.115 18.431 20.701 19.793 20.882 19.766 20.423 20.042 19.717 20.349 21.263 21.502 20.081 21.015 19.450 20.912 20.958 18.515 20.929 19.869 19.560 22.019 21.341 21.269 18.728 20.554 1991 15.838 14.852 16.388 14.703 16.283 15.894 17.357 17.027 15.667 14.193 16.799 15.659 16.429 15.330 16.379 15.775 17.596 16.815 14.359 15.854 20.846 18.533 21.957 21.793 21.183 22.145 20.085 19.318 21.041 20.390 18.973 19.405 19.731 21.707 21.153 18.906 20.129 19.505 21.553 21.298 21.375 21.523 20.655 22.027 21.639 21.465 19.942 20.761 20.496 21.191 21.075 20.292 21.918 20.654 20.837 22.663 22.427 21.945 19.134 21.356 1992 13.265 12.664 14.176 12.402 13.305 14.501 13.818 14.211 13.725 12.440 14.294 13.301 13.798 13.048 13.967 13.037 15.259 15.359 12.142 13.467 18.637 16.101 20.244 18.440 18.625 20.472 18.094 17.595 18.461 18.436 17.272 17.126 17.533 18.066 19.181 16.377 17.526 16.696 18.305 19.215 18.422 19.585 18.834 19.986 19.070 18.117 17.022 18.664 19.493 18.496 17.827 18.832 19.861 18.691 19.019 21.112 20.444 18.861 17.957 18.182 1993 13.646 12.911 14.185 12.692 13.243 13.876 13.500 13.578 14.062 12.185 12.692 13.675 13.231 13.129 12.722 13.855 15.396 16.349 12.867 13.630 19.877 17.963 20.794 17.377 17.925 20.643 18.378 18.070 18.340 18.506 18.436 17.416 17.493 16.951 18.863 16.618 18.077 16.368 18.234 18.717 18.181 19.009 18.187 20.308 18.804 17.602 17.765 18.769 19.799 18.222 17.214 19.108 20.255 18.677 18.669 20.377 20.202 18.242 18.146 18.190 1994 15.515 14.758 15.649 14.745 14.667 13.988 15.227 14.234 15.540 14.410 14.164 14.608 14.201 14.844 13.513 15.761 15.549 16.728 14.000 15.422 20.894 19.100 21.746 19.487 18.851 21.793 19.828 18.477 18.865 18.801 19.925 18.345 19.511 19.471 20.917 17.933 20.479 17.029 19.400 20.203 20.204 18.915 19.187 21.386 20.918 20.168 19.987 20.052 20.823 19.862 18.521 19.898 22.164 19.524 20.214 20.423 21.580 20.092 19.360 18.776 1995 16.586 15.293 17.495 17.163 15.834 15.367 16.575 15.748 17.728 16.501 15.596 16.304 14.978 17.407 15.985 17.863 16.863 17.940 15.350 17.220 21.536 20.296 22.449 21.919 20.313 23.736 20.944 19.890 20.920 20.009 21.321 19.888 22.079 22.721 22.809 19.441 21.350 19.149 20.354 21.719 22.350 19.980 20.645 23.056 23.291 22.679 21.739 21.792 22.302 22.258 20.242 21.324 23.853 19.724 21.524 21.942 23.798 22.900 22.045 20.580 1996 18.927 16.739 18.347 18.658 17.512 16.734 18.418 17.733 18.771 17.940 16.755 18.263 16.492 18.876 17.815 20.185 19.537 20.584 16.248 19.487 22.424 22.191 23.306 23.221 22.114 25.525 23.578 22.005 24.016 22.327 22.818 20.574 23.445 23.313 24.225 21.782 21.839 20.342 21.611 23.317 23.382 21.630 22.769 24.805 23.935 25.356 22.142 23.758 23.245 23.621 22.566 22.409 25.094 22.212 21.808 23.614 25.367 24.605 23.443 24.282 1997 20.288 19.568 19.624 20.460 20.258 18.374 20.644 18.386 19.583 18.547 17.680 18.608 18.352 20.349 20.201 21.541 22.448 21.619 17.198 20.692 22.909 24.577 23.639 23.569 24.292 26.457 24.964 24.802 25.848 24.122 23.533 21.476 24.137 25.219 25.537 24.591 23.384 21.373 22.895 24.409 24.011 23.125 23.926 25.480 25.040 26.784 23.670 25.992 24.695 24.863 24.520 24.187 25.559 25.032 24.931 25.386 26.907 25.975 23.602 26.574 1998 22.628 21.697 21.481 22.022 22.084 21.144 22.131 19.113 20.350 19.562 19.082 19.690 19.093 23.110 21.308 22.937 25.674 23.610 20.501 22.424 24.043 26.813 25.127 25.701 25.154 28.032 25.765 26.502 27.312 25.318 25.304 23.292 26.167 27.660 25.642 26.596 24.488 23.646 24.233 25.720 26.415 24.057 26.098 27.772 25.914 28.316 26.013 28.689 26.813 26.475 25.589 26.503 25.499 26.750 27.439 26.677 27.881 26.961 25.084 27.488 1999 24.040 21.504 23.787 23.369 24.298 24.597 24.388 21.963 21.601 21.349 21.324 22.388 21.273 25.108 22.350 25.529 27.842 26.534 23.495 23.088 26.555 28.256 27.503 28.460 26.616 30.032 27.036 27.414 28.520 27.064 28.160 25.835 28.195 29.659 26.038 28.085 26.318 26.604 26.522 26.148 28.129 24.399 28.392 29.442 28.136 29.541 29.043 30.396 29.226 28.690 27.883 27.750 26.840 27.225 29.624 27.717 29.602 27.768 27.719 29.472 2000 26.258 22.798 26.402 25.652 26.771 27.057 26.423 25.099 23.397 23.248 23.199 25.009 24.430 27.024 24.610 27.375 28.071 27.771 24.113 26.253 29.246 29.021 30.781 29.082 29.417 31.573 29.373 29.582 30.618 28.775 29.799 27.470 29.617 31.972 28.853 29.638 28.727 28.315 28.810 28.698 30.425 27.287 29.352 31.214 30.141 31.597 31.068 31.994 30.975 30.752 29.384 28.894 30.075 29.035 32.397 30.229 31.909 29.344 30.129 30.375 2001 28.934 25.502 27.619 26.414 28.851 28.906 28.182 27.012 25.039 25.990 26.336 26.722 26.472 28.874 26.262 29.162 27.855 29.190 25.702 28.432 31.985 30.086 33.578 30.629 32.190 32.818 30.979 32.372 33.187 29.709 30.728 29.503 31.822 34.460 32.061 32.690 30.379 30.151 30.515 30.642 32.450 29.291 30.443 32.631 32.184 33.495 33.391 34.039 32.239 32.576 30.404 30.752 33.321 32.411 33.456 33.308 32.764 31.354 31.950 30.686 2002 31.278 27.802 28.631 27.835 28.709 30.769 29.062 28.768 27.102 28.407 28.679 28.313 27.385 30.819 27.735 30.511 29.969 30.980 27.757 30.054 34.384 31.931 35.230 32.980 33.290 34.247 33.246 34.034 33.970 31.623 32.320 30.940 33.819 35.608 34.141 34.128 33.602 32.556 32.213 33.317 34.019 30.823 32.904 34.140 34.141 35.025 34.988 35.951 34.500 34.131 31.937 32.425 34.758 33.271 34.119 35.566 33.465 32.766 33.494 31.960 2003 31.899 30.818 30.935 29.790 28.784 30.804 30.589 30.760 29.615 29.595 29.888 28.726 30.281 32.189 29.587 31.743 32.287 32.259 28.659 31.426 34.917 33.120 36.431 35.326 34.674 36.404 35.628 35.616 34.383 33.862 33.861 33.406 35.670 35.758 35.352 34.901 35.367 34.745 33.702 34.820 36.996 31.774 34.551 35.356 35.954 37.201 35.303 36.462 35.961 35.895 33.546 34.361 36.899 33.976 35.973 37.759 34.853 34.207 34.900 34.500 2004 31.668 33.298 33.433 32.437 31.422 30.994 31.307 32.407 30.286 30.858 30.383 30.198 32.192 33.003 31.613 32.613 32.976 33.573 29.989 32.283 36.188 34.961 37.511 36.305 35.066 38.148 35.655 37.737 35.379 34.447 36.909 35.059 36.909 37.133 36.705 36.900 36.707 35.154 34.789 36.932 39.306 33.112 36.641 37.671 37.642 38.738 36.527 37.454 37.256 36.746 35.217 37.940 39.362 35.471 37.004 38.067 35.792 34.804 36.268 36.812