Rates
| Issue Date | 20 Year | 25 Year | 10 Year |
| Feb 2022 | 5.988% | 6.015% | n/a |
| Jan 2023 | 6.286% | 6.313% | 6.433% |
| Dec 2022 | 6.037% | 6.114% | n/a |
| Nov 2022 | 6.452% | 6.529% | 6.534% |
| Oct 2022 | 6.134% | 6.219% | n/a |
| Sep 2022 | 5.343% | 5.440% | 5.332% |
| Aug 2022 | 4.892% | 4.981% | n/a |
| July 2022 | 5.051% | 5.110% | 4.974% |
| June 2022 | 5.132% | 5.191% | n/a |
| May 2022 | 5.061% | 5.119% | 4.931% |
| April 2022 | 4.620% | 4.680% | n/a |
| March 2022 | 3.766% | 3.929% | 3.820% |
| February 2022 | 3.454% | 3.598% | n/a |
| January 2022 | 3.070% | 3.216% | 3.633% |
| December 2021 | 2.875% | 3.023% | n/a |
| November 2021 | 2.775% | 2.922% | 2.793 |
| October 2021 | 2.765% | 2.912% | n/a |
| Septempber 2021 | 2.860% | 2.977% | 2.687 |
| August 2021 | 2.866% | 2.748% | n/a |
| July 2021 | 2.699% | 2.817% | 2.604 |
| June 2021 | 2.770% | 2.887% | n/a |
| May 2021 | 2.849% | 2.936% | 2.623 |
| April 2021 | 3.021% | 3.077% | n/a |
| March 2021 | 3.002% | 3.048% | 2.700 |
| February 2021 | 2.720% | 2.757% | n/a |
| January 2021 | 2.658% | 2.696% | 2.45% |
| December 2020 | 2.589% | 2.627% | n/a |
| November 2020 | |||
| October 2020 | 2.396% | 2.430% | n/a |
| September 2020 | 2.366% | 2.410% | 2.288% |
| August 2020 | n/a | ||
| July 2020 | 2.346% | 2.410% | 2.400% |
| June 2020 | 2.528% | 2.602% | n/a |
| May 2020 | 2.688% | 2.654% | 2.761% |
| Apr 2020 | 2.960% | 3.032% | n/a |
| Mar 2020 | 2.808% | 2.881% | 2.847% |
| Feb 2020 | 3.388% | 3.460% | n/a |
| Jan 2020 | 3.644% | 3.714% | 3.804% |
| Dec 2019 | 3.582% | 3.643% | n/a |
| Nov 2019 | 3.742% | 3.800% | 3.930% |
| Oct 2019 | 3.462% | 3.540% | n/a |
| Sep 2019 | 3.359% | 3.458% | 3.563% |
| Aug 2019 | 3.531% | 3.630% | n/a |
| July 2019 | 3.914% | 4.011% | 3.937% |
| June 2019 | 3.983% | 4.090% | n/a |
| May 2019 | 4.265% | 4.391% | 4.365% |
| Apr 2019 | 4.360% | 4.527% | n/a |
| Mar 2019 | 4.586% | 4.741% | 4.628% |
| Feb 2019 | 4.646% | 4.771% | n/a |
| Jan 2019 | 4.758% | 4.881% | 5.064% |
| Dec 2018 | 4.926% | 4.990% | n/a |
| Nov 2018 | 5.253% | 5.317% | 5.178% |
| Oct 2018 | 5.492% | 5.532% | n/a |
| Sep 2018 | 5.244% | 5.286% | 5.238% |
| Aug 2018 | 5.294% | 5.346% | n/a |
| Jul 2018 | 5.259% | 5.320% | 5.29% |
| Jun 2018 | 5.320% | n/a | |
| May 2018 | 5.222% | 5.298% | |
| Apr 2018 | 5.029% | n/a | |
| Mar 2018 | 4.920% | 5.112% | |
| Feb 2018 | 4.940% | n/a | |
| Jan 2018 | 4.641% | 4.657% | |
| Dec 2017 | 4.499% | n/a | |
| Nov 2017 | 4.51% | 4.470% | |
| Oct 2017 | 4.56% | n/a | |
| Sep 2017 | 4.376% | 4.152% | |
| Aug 2017 | 4.530% | n/a | |
| Jul 2017 | 4.766% | 4.484% | |
| Jun 2017 | 4.596% | n/a | |
| May 2017 | 4.668% | 4.494% | |
| Apr 2017 | 4.625% | n/a | |
| Mar 2017 | 4.827% | 4.799% | |
| Feb 2017 | 4.607% | n/a | |
| Jan 2017 | 4.580% | 4.585% | |
| Dec 2016 | 4.596% | n/a | |
| Nov 2016 | 4.357% | 4.669% | |
| Oct 2016 | 3.99% | n/a | |
| Sep 2016 | 4.082% | 4.29% | |
| Aug 2016 | 4.093% | n/a | |
| Jul 2016 | 4.091% | 4.115% | |
| Jun 2016 | 4.232% | n/a | |
| May 2016 | 4.320% | 4.194% | |
| Apr 2016 | 4.331% | n/a | |
| Mar 2016 | 4.553% | 4.333% | |
| Feb 2016 | 4.324% | n/a |
This interest rate includes monthly interest and fees