condition mean min max 0 h after light 685.402 677.78 693.024 4 h after light 477.428 439.131 515.725 8 h after light 124.92699999999999 115.178 134.676 4 h after dark 126.83250000000001 105.276 148.389 8 h after dark 518.047 500.077 536.017 12 h after dark 721.438 690.24 752.636