condition mean min max 4 h after light 202.200996 197.016089 207.385903 8 h after light 189.3234915 177.628617 201.018366 12 h after light 213.1914615 193.42145 232.961473 4 h after dark 174.19930449999998 173.616533 174.782076 8 h after dark 178.981587 175.309075 182.654099 12 h after dark 302.265163 302.265163 302.265163