condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.03584765 0.0 0.0716953 12 h after light 0.0394502 0.0371257 0.0417747 4 h after dark 0.03616323333333333 0.0 0.0589672 8 h after dark 0.04663933333333333 0.0 0.139918 12 h after dark 0.06468963333333333 0.0 0.122101