condition mean min max 2 h after light 1.5040069999999999 0.0 4.46843 6 h after light 1.0928039999999999 0.0 2.73148 10 h after light 1.3592651666666669 0.0 4.01606 14 h after light 1.2821259999999999 0.0 3.37529 18 h after light 1.956912 0.0 4.30518 2 h after dark 1.3327375000000001 0.0 2.7269