condition mean min max 0 h after light 1.67127 1.65856 1.68398 2 h after light 1.164065 1.0409 1.28723 4 h after light 1.113152 0.842904 1.3834 8 h after light 1.1814745 0.999059 1.36389 12 h after light 2.461945 1.97919 2.9447 2 h after dark 2.74521 2.68702 2.8034 4 h after dark 2.883065 2.51387 3.25226 8 h after dark 2.5368500000000003 1.69259 3.38111 12 h after dark 1.855115 1.79756 1.91267