condition mean min max 0 h after light 0.0180258 0.0 0.0360516 2 h after light 0.09900885 0.0361157 0.161902 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0185052 0.0 0.0370104