condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.1951055 0.0 0.390211 4 h after light 0.19789 0.0 0.39578 8 h after light 0.2011345 0.0 0.402269 12 h after light 0.8625525 0.391215 1.33389 2 h after dark 0.0 0.0 0.0 4 h after dark 0.374378 0.0 0.748756 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0