condition mean min max 1 h after light 2.246838903 2.016031836 2.47764597 3 h after light 1.4620851903333334 1.219032697 1.739129031 5 h after light 1.4387488080000002 1.111983697 1.9600167430000002 7 h after light 1.0413252936666666 0.81694047 1.221698078 9 h after light 1.434312936 1.145799616 1.806108034 11 h after light 1.7949492626666665 1.303889651 2.432422332 13 h after light 1.6722970656666667 1.313306617 1.994981387 15 h after light 2.1227826156666665 1.632305334 2.9022759789999997 1 h after dark 1.7700482426666666 1.491232596 2.298841499 3 h after dark 2.184894741 1.816155484 2.493140667 5 h after dark 2.310923991666667 1.882030298 2.66320352 7 h after dark 1.9472849540000001 0.952110543 2.572751101