condition mean min max 4 h after light 0.3356035 0.267231 0.403976 8 h after light 0.8757309999999999 0.436402 1.31506 12 h after light 1.306585 1.19921 1.41396 4 h after dark 1.63975 1.29962 1.97988 8 h after dark 0.2897595 0.116726 0.462793 12 h after dark 0.299342 0.114917 0.483767