condition mean min max 2 h after light 0.453955 0.0 1.20054 6 h after light 0.9645968333333333 0.294408 2.21947 10 h after light 0.844181 0.335462 1.45327 14 h after light 0.8171275 0.573089 1.09576 18 h after light 1.009241 0.285159 1.58096 2 h after dark 0.7389933333333333 0.308759 1.46302