condition mean min max 0 h after light 10.886849999999999 10.6469 11.1268 4 h after light 22.2302 22.1609 22.2995 8 h after light 54.98835 53.5126 56.4641 4 h after dark 49.36835 44.0654 54.6713 8 h after dark 31.41905 29.5034 33.3347 12 h after dark 13.744150000000001 12.2078 15.2805