condition mean min max 4 h after light 368.254328 351.437437 385.071219 8 h after light 394.345006 345.441613 443.248399 12 h after light 335.648901 260.260167 411.037635 4 h after dark 401.5105065 378.385903 424.63511 8 h after dark 298.18536600000004 258.907906 337.462826 12 h after dark 323.102427 323.102427 323.102427