condition mean min max 0 h after light 1.90823 0.0 3.81646 2 h after light 2.766655 0.0 5.53331 4 h after light 1.8974199999999999 1.82219 1.97265 8 h after light 3.822675 3.66029 3.98506 12 h after light 1.772755 0.0 3.54551 2 h after dark 0.908985 0.0 1.81797 4 h after dark 1.751935 0.0 3.50387 8 h after dark 2.60941 0.0 5.21882 12 h after dark 1.87745 1.82488 1.93002