condition mean min max 0 h after light 5.082095 4.40717 5.75702 2 h after light 3.63826 3.30353 3.97299 4 h after light 2.804755 2.5998 3.00971 8 h after light 3.36158 2.77455 3.94861 12 h after light 6.22068 5.13963 7.30173 2 h after dark 4.9024149999999995 4.0096 5.79523 4 h after dark 7.339715 6.63989 8.03954 8 h after dark 7.06401 7.0509 7.07712 12 h after dark 5.0139499999999995 4.64312 5.38478