condition mean min max 0 h after light 0.114966 0.0 0.229932 4 h after light 1.1638355 0.453401 1.87427 8 h after light 0.23076999999999998 0.227483 0.234057 4 h after dark 0.5654494999999999 0.45343 0.677469 8 h after dark 0.3406365 0.228363 0.45291 12 h after dark 0.0 0.0 0.0