condition mean min max 4 h after light 3.193205 2.66898 3.71743 8 h after light 1.86124 1.43742 2.28506 12 h after light 2.1244050000000003 1.98299 2.26582 4 h after dark 2.72123 2.1593 3.01556 8 h after dark 3.6785933333333336 3.46317 4.08609 12 h after dark 3.2395400000000003 3.04701 3.45061