condition mean min max 4 h after light 294.1177335 155.508382 432.727085 8 h after light 303.9272755 220.897102 386.957449 12 h after light 362.30898 316.232057 408.385903 4 h after dark 1097.0566355 691.617626 1502.495645 8 h after dark 711.4372814999999 605.180968 817.693595 12 h after dark 539.441443 539.441443 539.441443