condition mean min max 4 h after light 10.606982 10.541575 10.672389 8 h after light 11.009811 9.918354 12.101268 12 h after light 11.2963955 11.111801 11.48099 4 h after dark 13.119821 13.009812 13.22983 8 h after dark 11.752552999999999 10.958098 12.547008 12 h after dark 10.747419 10.747419 10.747419