| Date         | Variable rate demand obligations (millions) | Other municipal (millions) | Other assets (millions) |
|--------------|---------------------------------------------|----------------------------|-------------------------|
| Dec 31, 2010 | 270149                                      | 60470                      | 43014                   |
| Jan 31, 2011 | 263185                                      | 61161                      | 50657                   |
| Feb 28, 2011 | 263156                                      | 60012                      | 46863                   |
| Mar 31, 2011 | 256356                                      | 59902                      | 47458                   |
| Apr 29, 2011 | 246219                                      | 57999                      | 53820                   |
| May 31, 2011 | 248165                                      | 56001                      | 49651                   |
| Jun 30, 2011 | 244273                                      | 51882                      | 45659                   |
| Jul 29, 2011 | 232675                                      | 54436                      | 40697                   |
| Aug 31, 2011 | 239014                                      | 52181                      | 20419                   |
| Sep 30, 2011 | 231732                                      | 50919                      | 20413                   |
| Oct 31, 2011 | 226777                                      | 52288                      | 18283                   |
| Nov 30, 2011 | 224073                                      | 54031                      | 17506                   |
| Dec 30, 2011 | 228864                                      | 55766                      | 17097                   |
| Jan 31, 2012 | 229560                                      | 56369                      | 16929                   |
| Feb 29, 2012 | 227397                                      | 56540                      | 18218                   |
| Mar 30, 2012 | 223407                                      | 55421                      | 17108                   |
| Apr 30, 2012 | 213378                                      | 55092                      | 14785                   |
| May 31, 2012 | 214232                                      | 53898                      | 14543                   |
| Jun 29, 2012 | 216505                                      | 51407                      | 14811                   |
| Jul 31, 2012 | 214678                                      | 52288                      | 15065                   |
| Aug 31, 2012 | 210856                                      | 54375                      | 15652                   |
| Sep 28, 2012 | 209638                                      | 54804                      | 16261                   |
| Oct 31, 2012 | 205236                                      | 56717                      | 15057                   |
| Nov 30, 2012 | 209894                                      | 57618                      | 16300                   |
| Dec 31, 2012 | 219275                                      | 60390                      | 16118                   |
| Jan 31, 2013 | 214267                                      | 61372                      | 16082                   |
| Feb 28, 2013 | 211895                                      | 60809                      | 16290                   |
| Mar 29, 2013 | 205783                                      | 59968                      | 13851                   |
| Apr 30, 2013 | 194582                                      | 59086                      | 14212                   |
| May 31, 2013 | 193156                                      | 58769                      | 14976                   |
| Jun 28, 2013 | 203613                                      | 55677                      | 16136                   |
| Jul 31, 2013 | 203170                                      | 55952                      | 15758                   |
| Aug 30, 2013 | 202998                                      | 59399                      | 16823                   |
| Sep 30, 2013 | 199539                                      | 59208                      | 16700                   |
| Oct 31, 2013 | 195714                                      | 60535                      | 16386                   |
| Nov 29, 2013 | 196527                                      | 60794                      | 17353                   |
| Dec 31, 2013 | 202688                                      | 60286                      | 17333                   |
| Jan 31, 2014 | 201862                                      | 60102                      | 17178                   |
| Feb 28, 2014 | 203305                                      | 57914                      | 17636                   |
| Mar 31, 2014 | 203143                                      | 58291                      | 17977                   |
| Apr 30, 2014 | 192873                                      | 57201                      | 17270                   |
| May 30, 2014 | 193616                                      | 56112                      | 17546                   |
| Jun 30, 2014 | 197643                                      | 50969                      | 17903                   |
| Jul 31, 2014 | 196966                                      | 51728                      | 17494                   |
| Aug 29, 2014 | 201036                                      | 49274                      | 17691                   |
| Sep 30, 2014 | 192577                                      | 53890                      | 17481                   |
| Oct 31, 2014 | 188763                                      | 55160                      | 17284                   |
| Nov 28, 2014 | 189478                                      | 55141                      | 16973                   |
| Dec 31, 2014 | 193942                                      | 55244                      | 17396                   |
| Jan 30, 2015 | 194899                                      | 55845                      | 16755                   |
| Feb 27, 2015 | 194326                                      | 55541                      | 17091                   |
| Mar 31, 2015 | 192229                                      | 56590                      | 18915                   |
| Apr 30, 2015 | 177690                                      | 55988                      | 17997                   |
| May 29, 2015 | 180936                                      | 55351                      | 17717                   |
| Jun 30, 2015 | 183923                                      | 49228                      | 17699                   |
| Jul 31, 2015 | 186121                                      | 49898                      | 17710                   |
| Aug 31, 2015 | 186317                                      | 46297                      | 19639                   |
| Sep 30, 2015 | 186725                                      | 47403                      | 18568                   |
| Oct 30, 2015 | 185922                                      | 49384                      | 18702                   |
| Nov 30, 2015 | 184987                                      | 47756                      | 20641                   |
| Dec 31, 2015 | 182860                                      | 46869                      | 24256                   |
| Jan 29, 2016 | 181571                                      | 46749                      | 23598                   |
| Feb 29, 2016 | 176380                                      | 45786                      | 22100                   |
| Mar 31, 2016 | 167709                                      | 43767                      | 28836                   |
| Apr 29, 2016 | 164330                                      | 42412                      | 15133                   |
| May 31, 2016 | 157774                                      | 42406                      | 15253                   |
| Jun 30, 2016 | 148880                                      | 36627                      | 15283                   |
| Jul 29, 2016 | 137579                                      | 34543                      | 14329                   |
| Aug 31, 2016 | 114390                                      | 30285                      | 11982                   |
| Sep 30, 2016 | 97272                                       | 25021                      | 9985                    |
| Oct 31, 2016 | 102003                                      | 23918                      | 9198                    |
| Nov 30, 2016 | 100660                                      | 25448                      | 9407                    |
| Dec 30, 2016 | 98157                                       | 26599                      | 9599                    |
| Jan 31, 2017 | 98191                                       | 27374                      | 9834                    |
| Feb 28, 2017 | 98137                                       | 27320                      | 9658                    |
| Mar 31, 2017 | 98995                                       | 26104                      | 9582                    |
| Apr 28, 2017 | 98120                                       | 24955                      | 9531                    |
| May 31, 2017 | 101147                                      | 24343                      | 9115                    |
| Jun 30, 2017 | 102375                                      | 21505                      | 9619                    |
| Jul 31, 2017 | 103066                                      | 21681                      | 10343                   |
| Aug 31, 2017 | 99661                                       | 23368                      | 10243                   |
| Sep 29, 2017 | 98188                                       | 23745                      | 9743                    |
| Oct 31, 2017 | 98747                                       | 23845                      | 9702                    |
| Nov 30, 2017 | 98734                                       | 24978                      | 9481                    |
| Dec 29, 2017 | 98835                                       | 26566                      | 8657                    |
| Jan 31, 2018 | 104788                                      | 27912                      | 8844                    |
| Feb 28, 2018 | 102542                                      | 27764                      | 9161                    |
| Mar 30, 2018 | 99762                                       | 27293                      | 9016                    |
| Apr 30, 2018 | 100153                                      | 26852                      | 8943                    |
| May 31, 2018 | 106007                                      | 27735                      | 9170                    |
| Jun 29, 2018 | 105246                                      | 25609                      | 8872                    |
| Jul 31, 2018 | 99440                                       | 25407                      | 8360                    |
| Aug 31, 2018 | 102744                                      | 22844                      | 9270                    |
| Sep 28, 2018 | 100221                                      | 26187                      | 8845                    |
| Oct 31, 2018 | 101127                                      | 27781                      | 9104                    |
| Nov 30, 2018 | 104750                                      | 28410                      | 9805                    |
| Dec 31, 2018 | 110729                                      | 28962                      | 10006                   |
| Jan 31, 2019 | 103727                                      | 29968                      | 10256                   |
| Feb 28, 2019 | 104294                                      | 28989                      | 10163                   |
| Mar 29, 2019 | 105345                                      | 28520                      | 10934                   |
| Apr 30, 2019 | 100346                                      | 28105                      | 9943                    |
| May 31, 2019 | 103089                                      | 28914                      | 9445                    |
| Jun 28, 2019 | 104499                                      | 28640                      | 9932                    |
| Jul 31, 2019 | 102306                                      | 28337                      | 9863                    |
| Aug 30, 2019 | 102784                                      | 27228                      | 10956                   |
| Sep 30, 2019 | 99877                                       | 28227                      | 10451                   |
| Oct 31, 2019 | 101298                                      | 30746                      | 10155                   |
| Nov 29, 2019 | 101913                                      | 31240                      | 10384                   |
| Dec 31, 2019 | 101826                                      | 30921                      | 10651                   |
| Jan 31, 2020 | 99344                                       | 30957                      | 10506                   |
| Feb 28, 2020 | 96646                                       | 30493                      | 10499                   |
| Mar 31, 2020 | 85950                                       | 31053                      | 10139                   |
| Apr 30, 2020 | 95566                                       | 33382                      | 10785                   |
| May 29, 2020 | 96228                                       | 32517                      | 11907                   |
| Jun 30, 2020 | 94454                                       | 29645                      | 12357                   |
| Jul 31, 2020 | 87703                                       | 28963                      | 11924                   |
| Aug 31, 2020 | 91044                                       | 24733                      | 12720                   |
| Sep 30, 2020 | 85480                                       | 24377                      | 11442                   |
| Oct 30, 2020 | 86255                                       | 21762                      | 11169                   |
| Nov 30, 2020 | 84851                                       | 20670                      | 11243                   |
| Dec 31, 2020 | 82396                                       | 19908                      | 11170                   |
| Jan 29, 2021 | 83196                                       | 20399                      | 11082                   |
| Feb 26, 2021 | 79492                                       | 19412                      | 10936                   |
| Mar 31, 2021 | 79272                                       | 18456                      | 10616                   |
| Apr 30, 2021 | 76781                                       | 17537                      | 10237                   |
| May 31, 2021 | 75194                                       | 17004                      | 9336                    |
| Jun 30, 2021 | 76832                                       | 16412                      | 9615                    |
| Jul 30, 2021 | 74893                                       | 16083                      | 9508                    |
| Aug 31, 2021 | 75642                                       | 15278                      | 9790                    |
| Sep 30, 2021 | 72603                                       | 15645                      | 8798                    |
| Oct 29, 2021 | 72966                                       | 15183                      | 8347                    |
| Nov 30, 2021 | 71406                                       | 15672                      | 8399                    |
| Dec 31, 2021 | 70837                                       | 15304                      | 8241                    |
| Jan 31, 2022 | 68516                                       | 15483                      | 8047                    |
| Feb 28, 2022 | 69293                                       | 14573                      | 8539                    |
| Mar 31, 2022 | 71812                                       | 14060                      | 8521                    |
| Apr 29, 2022 | 76808                                       | 14730                      | 9032                    |
| May 31, 2022 | 82523                                       | 15053                      | 10261                   |
| Jun 30, 2022 | 87453                                       | 13279                      | 10828                   |
| Jul 29, 2022 | 79627                                       | 12292                      | 9239                    |
| Aug 31, 2022 | 87509                                       | 12027                      | 11111                   |
| Sep 30, 2022 | 83805                                       | 12105                      | 10167                   |
| Oct 31, 2022 | 91874                                       | 12856                      | 13329                   |
| Nov 30, 2022 | 91219                                       | 13230                      | 11314                   |
| Dec 30, 2022 | 92671                                       | 12269                      | 13678                   |
| Jan 31, 2023 | 94037                                       | 12610                      | 11921                   |
| Feb 28, 2023 | 93414                                       | 12110                      | 14014                   |
| Mar 31, 2023 | 93531                                       | 11853                      | 11603                   |
| Apr 28, 2023 | 90197                                       | 12543                      | 10127                   |
| May 31, 2023 | 93804                                       | 14036                      | 10758                   |
| Jun 30, 2023 | 96962                                       | 14177                      | 11351                   |
| Jul 31, 2023 | 93413                                       | 14305                      | 11147                   |
| Aug 31, 2023 | 95661                                       | 15063                      | 11390                   |
| Sep 29, 2023 | 95087                                       | 15710                      | 12139                   |
| Oct 31, 2023 | 99594                                       | 16579                      | 13652                   |
| Nov 30, 2023 | 98201                                       | 17231                      | 13961                   |
| Dec 29, 2023 | 100762                                      | 17218                      | 13210                   |
| Jan 31, 2024 | 95521                                       | 18656                      | 12161                   |