condition mean min max 0 h after light 0.28719 0.143403 0.430977 4 h after light 0.643338 0.438351 0.848325 8 h after light 0.39630750000000003 0.354688 0.437927 4 h after dark 0.7760115000000001 0.706983 0.84504 8 h after dark 0.1424245 0.0 0.284849 12 h after dark 0.3549065 0.280182 0.429631