condition mean min max 2 h after light 0.9588218333333334 0.0 2.66913 6 h after light 1.6496265 0.479719 3.02973 10 h after light 1.1519771666666667 0.451291 2.21624 14 h after light 1.4330725 0.490951 3.30157 18 h after light 0.5774549999999999 0.0 1.65323 2 h after dark 0.8112581666666666 0.0 1.66295