condition mean min max 0 h after light 2.8664500000000004 2.60333 3.12957 4 h after light 1.04387 1.0267 1.06104 8 h after light 1.1031849999999999 1.08747 1.1189 4 h after dark 4.92631 3.97725 5.87537 8 h after dark 4.092575 3.7035 4.48165 12 h after dark 2.00259 1.75199 2.25319