condition mean min max 2 h after light 1.1294635 0.423146 2.97203 6 h after light 1.2287913333333333 0.558771 2.43915 10 h after light 0.7759995 0.0 1.18238 14 h after light 1.3612221666666666 0.271367 3.42784 18 h after light 1.3107048333333333 0.58027 3.81263 2 h after dark 1.013036 0.272064 3.15124