condition mean min max 4 h after light 2.49029 1.13454 4.29194 8 h after light 2.0113353333333333 0.480416 3.51346 12 h after light 2.4094333333333333 1.2434 3.56537 4 h after dark 3.2688 2.20281 4.47515 8 h after dark 2.5361700000000003 1.74422 2.97638 12 h after dark 3.036086666666667 2.74857 3.60824