condition mean min max 0 h after light 0.80439 0.0 1.60878 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.3187235 0.0 0.637447 12 h after light 0.0 0.0 0.0 2 h after dark 0.494848 0.0 0.989696 4 h after dark 0.373509 0.0 0.747018 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0