condition mean min max 0 h after light 2.7256 2.33385 3.11735 4 h after light 1.8153650000000001 1.58535 2.04538 8 h after light 3.9039200000000003 3.84831 3.95953 4 h after dark 3.636265 3.57964 3.69289 8 h after dark 2.11185 1.15896 3.06474 12 h after dark 2.95416 2.15328 3.75504