condition mean min max 0 h after light 13.96695 13.2215 14.7124 2 h after light 11.69262 9.74024 13.645 4 h after light 10.995750000000001 10.0324 11.9591 8 h after light 10.219355 9.90911 10.5296 12 h after light 16.325499999999998 15.4189 17.2321 2 h after dark 20.2744 19.4752 21.0736 4 h after dark 16.812649999999998 15.0582 18.5671 8 h after dark 17.97475 16.2358 19.7137 12 h after dark 13.73405 10.7884 16.6797