condition mean min max 3 h after light 0.7895688333333334 0.39374 1.23649 7 h after light 0.77083575 0.301045 1.51032 11 h after light 0.8341945 0.438892 1.35565 2 h after dark 0.8175555 0.482851 1.22812 6 h after dark 0.7574085833333333 0.322545 1.34289 10 h after dark 0.8472896666666666 0.370749 1.77207