condition mean min max 4 h after light 0.13710826666666667 0.0 0.325534 8 h after light 0.0 0.0 0.0 12 h after light 0.044953066666666666 0.0 0.118304 4 h after dark 0.16629950000000002 0.0559815 0.312022 8 h after dark 0.156544 0.0 0.343989 12 h after dark 0.171642 0.151831 0.186936