condition mean min max 1 h after light 8.369255075 6.8949576939999995 9.843552456 3 h after light 8.349062195666667 5.653081557999999 11.05101419 5 h after light 9.471487081666666 6.918361427000001 12.30710137 7 h after light 7.149719169 5.166134066000001 8.787472345 9 h after light 11.046041120666667 7.678519172000001 13.22073048 11 h after light 12.445575456666667 11.15406827 14.10128391 1 h after dark 13.532244066333334 8.221130538999999 17.56578568 3 h after dark 14.356614166666667 12.81873213 15.26973541 5 h after dark 13.548534113333334 13.28289745 13.79431329 7 h after dark 12.602719263333334 10.40150833 14.17554896 9 h after dark 11.47631029 10.59654045 12.03652383 11 h after dark 12.200939256666667 10.90774579 12.916665400000001