condition mean min max 0 h after light 15.0052 14.256 15.7544 2 h after light 26.62465 26.2033 27.046 4 h after light 18.3319 18.0316 18.6322 8 h after light 21.9118 21.8451 21.9785 12 h after light 31.40215 30.1143 32.69 2 h after dark 32.73145 29.7019 35.761 4 h after dark 20.9319 20.8058 21.058 8 h after dark 19.1369 17.6983 20.5755 12 h after dark 14.246200000000002 12.3895 16.1029