condition mean min max 0 h after light 0.113188 0.0 0.226376 2 h after light 0.0 0.0 0.0 4 h after light 0.225958 0.221901 0.230015 8 h after light 0.116893 0.0 0.233786 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 0.0 0.0 0.0