condition mean min max 2 h after light 1.362251 0.0 4.21865 6 h after light 2.695311666666667 0.458862 8.36072 10 h after light 2.730255833333333 0.211988 9.25488 14 h after light 4.52192 0.66877 18.5534 18 h after light 1.855415 0.263559 6.0591 2 h after dark 2.205208333333333 0.0 9.67456