condition mean min max 4 h after light 173.3656675 159.191995 187.53934 8 h after light 178.3902285 174.521489 182.258968 12 h after light 129.90431949999999 102.794214 157.014425 4 h after dark 161.463126 134.697141 188.229111 8 h after dark 128.665075 91.719225 165.610925 12 h after dark 92.770558 92.770558 92.770558