Although it has held roughly the same form since the late 18th century ? it was set up as a way to rebuild rapidly after the copenhagen fire of 1795 ? there has never been a default on a danish mortgage bond 虽然该制度从18世纪晚期建立以后就鲜有变化- - - -这项制度是为了在1795年“哥本哈根大火灾”后迅速重建该市而制定的- - - -但是丹麦从来没有一只房贷债券违约。