condition mean min max 0 h after light 37.27265 33.6976 40.8477 2 h after light 21.0821 20.1721 21.9921 4 h after light 18.05805 17.1871 18.929 8 h after light 12.1406 10.8929 13.3883 12 h after light 17.72715 17.4725 17.9818 2 h after dark 23.5265 22.2326 24.8204 4 h after dark 21.8176 20.4069 23.2283 8 h after dark 31.853050000000003 31.3507 32.3554 12 h after dark 39.0758 38.6719 39.4797