condition mean min max 0 h after light 1.100744 0.821178 1.38031 2 h after light 0.4528225 0.436662 0.468983 4 h after light 1.012911 0.904242 1.12158 8 h after light 1.713445 1.45746 1.96943 12 h after light 2.522455 2.22541 2.8195 2 h after dark 2.390075 1.83241 2.94774 4 h after dark 2.516905 2.4613 2.57251 8 h after dark 1.57739 1.4184 1.73638 12 h after dark 0.890412 0.736704 1.04412