condition mean min max 4 h after light 203.18478349999998 179.924364 226.445203 8 h after light 184.72031299999998 183.163978 186.276648 12 h after light 192.76925749999998 182.453137 203.085378 4 h after dark 227.5874285 186.276648 268.898209 8 h after dark 177.613182 170.148153 185.078211 12 h after dark 163.347817 163.347817 163.347817