condition mean min max 4 h after light 0.10602375 0.0778225 0.134225 8 h after light 0.0 0.0 0.0 12 h after light 0.055076 0.0 0.110152 4 h after dark 0.0527577 0.0 0.0999547 8 h after dark 0.1614047 0.05182 0.363205 12 h after dark 0.055927333333333336 0.0 0.0966059