condition mean min max 3 h after light 2.2240825 1.30042 3.54375 7 h after light 3.4465458333333334 2.16853 6.38021 11 h after light 3.0563124999999998 2.09468 4.19682 2 h after dark 2.5755108333333334 1.62912 3.64615 6 h after dark 2.1672591666666667 1.07175 3.04215 10 h after dark 2.1652825 1.35361 3.27849