condition mean min max 4 h after light 107.435339 106.060323 108.810355 8 h after light 138.6885685 114.090148 163.286989 12 h after light 178.66115150000002 163.770518 193.551785 4 h after dark 208.905805 162.836336 254.975274 8 h after dark 252.799163 240.932121 264.666205 12 h after dark 132.30898 132.30898 132.30898