condition mean min max 3 h after light 214.22233333333332 187.32 232.556 6 h after light 1048.811 833.433 1209.52 9 h after light 1910.2733333333333 1640.78 2085.33 12 h after light 1578.856 152.244 2377.85 3 h after dark 1982.1866666666667 1904.66 2127.69 6 h after dark 498.111 455.619 529.937 9 h after dark 181.274 175.07 193.499 12 h after dark 90.9555 87.1451 94.7659