condition mean min max 4 h after light 0.07599675 0.0509275 0.101066 8 h after light 0.24130649999999998 0.206307 0.276306 12 h after light 0.2339545 0.0 0.467909 4 h after dark 0.0223414 0.0 0.0446828 8 h after dark 0.032914700000000005 0.0220727 0.0437567 12 h after dark 0.07661805 0.0434611 0.109775