condition mean min max 1 h after light 18.052367366666665 15.89717057 19.33869576 3 h after light 16.523560376666666 12.50553867 20.28516834 5 h after light 16.094731286666665 14.42474278 17.84299915 7 h after light 15.936039153333335 15.26996127 17.22316895 9 h after light 15.0239134 14.92572378 15.15454824 11 h after light 15.556143443333333 15.40394601 15.69426827 13 h after light 15.593159016666666 13.54628211 17.62853729 15 h after light 16.549614193333333 14.57034929 18.57790519 1 h after dark 17.347020286666666 14.68891277 21.51994927 3 h after dark 13.591112716666666 11.66301076 15.40531001 5 h after dark 14.463390543333333 13.15999833 15.80941989 7 h after dark 15.999954886666666 11.67899556 19.32143133