condition mean min max 4 h after light 37.845576666666666 29.729190000000003 49.50135 8 h after light 66.80419 56.9561 74.13452 12 h after light 8.518017 3.375581 11.38764 16 h after light 4.6709119999999995 2.842108 5.858011 4 h after dark 74.45379666666666 62.71252 86.49335 8 h after dark 11.577846666666666 10.34923 13.31424