PMIA Average Monthly Effective Yields
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977 | 5.770 | 5.660 | 5.660 | 5.650 | 5.760 | 5.850 | 5.930 | 6.050 | 6.090 | 6.090 | 6.610 | 6.730 |
| 1978 | 6.920 | 7.050 | 7.140 | 7.270 | 7.386 | 7.569 | 7.652 | 7.821 | 7.871 | 8.110 | 8.286 | 8.769 |
| 1979 | 8.777 | 8.904 | 8.820 | 9.082 | 9.046 | 9.224 | 9.202 | 9.528 | 9.259 | 9.814 | 10.223 | 10.218 |
| 1980 | 10.980 | 11.251 | 11.490 | 11.480 | 12.017 | 11.798 | 10.206 | 9.870 | 9.945 | 10.056 | 10.426 | 10.961 |
| 1981 | 10.987 | 11.686 | 11.130 | 11.475 | 12.179 | 11.442 | 12.346 | 12.844 | 12.059 | 12.397 | 11.887 | 11.484 |
| 1982 | 11.683 | 12.044 | 11.835 | 11.773 | 12.270 | 11.994 | 12.235 | 11.909 | 11.151 | 11.111 | 10.704 | 10.401 |
| 1983 | 10.251 | 9.887 | 9.688 | 9.868 | 9.527 | 9.600 | 9.879 | 10.076 | 10.202 | 10.182 | 10.164 | 10.227 |
| 1984 | 10.312 | 10.280 | 10.382 | 10.594 | 10.843 | 11.119 | 11.355 | 11.557 | 11.597 | 11.681 | 11.474 | 11.024 |
| 1985 | 10.579 | 10.289 | 10.118 | 10.025 | 10.180 | 9.743 | 9.656 | 9.417 | 9.572 | 9.482 | 9.488 | 9.371 |
| 1986 | 9.252 | 9.090 | 8.958 | 8.621 | 8.369 | 8.225 | 8.141 | 7.844 | 7.512 | 7.586 | 7.432 | 7.439 |
| 1987 | 7.365 | 7.157 | 7.205 | 7.044 | 7.294 | 7.289 | 7.464 | 7.562 | 7.712 | 7.825 | 8.121 | 8.071 |
| 1988 | 8.078 | 8.050 | 7.945 | 7.940 | 7.815 | 7.929 | 8.089 | 8.245 | 8.341 | 8.397 | 8.467 | 8.563 |
| 1989 | 8.698 | 8.770 | 8.870 | 8.992 | 9.227 | 9.204 | 9.056 | 8.833 | 8.801 | 8.771 | 8.685 | 8.645 |
| 1990 | 8.571 | 8.538 | 8.506 | 8.497 | 8.531 | 8.538 | 8.517 | 8.382 | 8.333 | 8.321 | 8.269 | 8.279 |
| 1991 | 8.164 | 8.002 | 7.775 | 7.666 | 7.374 | 7.169 | 7.098 | 7.072 | 6.859 | 6.719 | 6.591 | 6.318 |
| 1992 | 6.122 | 5.863 | 5.680 | 5.692 | 5.379 | 5.323 | 5.235 | 4.958 | 4.760 | 4.730 | 4.659 | 4.647 |
| 1993 | 4.678 | 4.649 | 4.624 | 4.605 | 4.427 | 4.554 | 4.438 | 4.472 | 4.430 | 4.380 | 4.365 | 4.384 |
| 1994 | 4.359 | 4.176 | 4.248 | 4.333 | 4.434 | 4.623 | 4.823 | 4.989 | 5.106 | 5.243 | 5.380 | 5.528 |
| 1995 | 5.612 | 5.779 | 5.934 | 5.960 | 6.008 | 5.997 | 5.972 | 5.910 | 5.832 | 5.784 | 5.805 | 5.748 |
| 1996 | 5.698 | 5.643 | 5.557 | 5.538 | 5.502 | 5.548 | 5.587 | 5.566 | 5.601 | 5.601 | 5.599 | 5.574 |
| 1997 | 5.583 | 5.575 | 5.580 | 5.612 | 5.634 | 5.667 | 5.679 | 5.690 | 5.707 | 5.705 | 5.715 | 5.744 |
| 1998 | 5.742 | 5.720 | 5.680 | 5.672 | 5.673 | 5.671 | 5.652 | 5.652 | 5.639 | 5.557 | 5.492 | 5.374 |
| 1999 | 5.265 | 5.210 | 5.136 | 5.119 | 5.086 | 5.095 | 5.178 | 5.225 | 5.274 | 5.391 | 5.484 | 5.639 |
| 2000 | 5.760 | 5.824 | 5.851 | 6.014 | 6.190 | 6.349 | 6.443 | 6.505 | 6.502 | 6.517 | 6.538 | 6.535 |
| 2001 | 6.372 | 6.169 | 5.976 | 5.760 | 5.328 | 4.958 | 4.635 | 4.502 | 4.288 | 3.785 | 3.526 | 3.261 |
| 2002 | 3.068 | 2.967 | 2.861 | 2.845 | 2.740 | 2.687 | 2.714 | 2.594 | 2.604 | 2.487 | 2.301 | 2.201 |
| 2003 | 2.103 | 1.945 | 1.904 | 1.858 | 1.769 | 1.697 | 1.653 | 1.632 | 1.635 | 1.596 | 1.572 | 1.545 |
| 2004 | 1.528 | 1.440 | 1.474 | 1.445 | 1.426 | 1.469 | 1.604 | 1.672 | 1.771 | 1.890 | 2.003 | 2.134 |
| 2005 | 2.264 | 2.368 | 2.542 | 2.724 | 2.856 | 2.967 | 3.083 | 3.179 | 3.324 | 3.458 | 3.636 | 3.808 |
| 2006 | 3.955 | 4.043 | 4.142 | 4.305 | 4.563 | 4.700 | 4.849 | 4.946 | 5.023 | 5.098 | 5.125 | 5.129 |
| 2007 | 5.156 | 5.181 | 5.214 | 5.222 | 5.248 | 5.250 | 5.255 | 5.253 | 5.231 | 5.137 | 4.962 | 4.801 |
| 2008 | 4.620 | 4.161 | 3.777 | 3.400 | 3.072 | 2.894 | 2.787 | 2.779 | 2.774 | 2.709 | 2.568 | 2.353 |
| 2009 | 2.046 | 1.869 | 1.822 | 1.607 | 1.530 | 1.377 | 1.035 | 0.925 | 0.750 | 0.646 | 0.611 | 0.569 |
| 2010 | 0.558 | 0.577 | 0.547 | 0.588 | 0.560 | 0.528 | 0.531 | 0.513 | 0.500 | 0.480 | 0.454 | 0.462 |
| 2011 | 0.538 | 0.512 | 0.500 | 0.588 | 0.413 | 0.448 | 0.381 | 0.408 | 0.378 | 0.385 | 0.401 | 0.382 |
| 2012 | 0.385 | 0.389 | 0.383 | 0.367 | 0.363 | 0.358 | 0.363 | 0.377 | 0.348 | 0.340 | 0.324 | 0.326 |
| 2013 | 0.300 | 0.286 | 0.285 | 0.264 | 0.245 | 0.244 | 0.267 | 0.271 | 0.257 | 0.266 | 0.263 | 0.264 |
| 2014 | 0.244 | 0.236 | 0.236 | 0.233 | 0.228 | 0.228 | 0.244 | 0.260 | 0.246 | 0.261 | 0.261 | 0.267 |
| 2015 | 0.262 | 0.266 | 0.278 | 0.283 | 0.290 | 0.299 | 0.320 | 0.330 | 0.337 | 0.357 | 0.374 | 0.400 |
| 2016 | 0.446 | 0.467 | 0.506 | 0.525 | 0.552 | 0.576 | 0.588 | 0.614 | 0.634 | 0.654 | 0.678 | 0.719 |
| 2017 | 0.751 | 0.777 | 0.821 | 0.884 | 0.925 | 0.978 | 1.051 | 1.084 | 1.111 | 1.143 | 1.172 | 1.239 |
| 2018 | 1.350 | 1.412 | 1.524 | 1.661 | 1.755 | 1.854 | 1.944 | 1.998 | 2.063 | 2.144 | 2.208 | 2.291 |
| 2019 | 2.355 | 2.392 | 2.436 | 2.445 | 2.449 | 2.428 | 2.379 | 2.341 | 2.280 | 2.190 | 2.103 | 2.043 |
| 2020 | 1.967 | 1.912 | 1.787 | 1.648 | 1.363 | 1.217 | 0.920 | 0.784 | 0.685 | 0.620 | 0.576 | 0.540 |
| 2021 | 0.458 | 0.407 | 0.357 | 0.339 | 0.315 | 0.262 | 0.221 | 0.221 | 0.206 | 0.203 | 0.203 | 0.212 |
| 2022 | 0.234 | 0.278 | 0.365 | 0.523 | 0.684 | 0.861 | 1.090 | 1.276 | 1.513 | 1.772 | 2.007 | 2.173 |
| 2023 | 2.425 | 2.624 | 2.831 | 2.870 | 2.993 | 3.167 | 3.305* | 3.434 | 3.534 | 3.670 | 3.843 | 3.929 |
| 2024 | 4.012 | 4.122 | 4.232 | 4.272 | 4.332 | 4.480 | 4.516 | 4.579 | 4.575 | 4.518 | 4.477 | 4.434 |
| 2025 | 4.366 | 4.333 | 4.313 |
* Revised