condition mean min max 0 h after light 0.0863785 0.0 0.172757 4 h after light 0.173817 0.11335 0.234284 8 h after light 0.17166315000000001 0.0585143 0.284812 4 h after dark 0.2831705 0.112911 0.45343 8 h after dark 0.08539785 0.0566137 0.114182 12 h after dark 0.141733 0.115 0.168466