condition mean min max 0 h after light 8.009945 4.33989 11.68 2 h after light 1.218105 0.0 2.43621 4 h after light 4.33187 4.25409 4.40965 8 h after light 0.0 0.0 0.0 12 h after light 1.089695 0.0 2.17939 2 h after dark 4.66287 4.46798 4.85776 4 h after dark 4.171195 0.0 8.34239 8 h after dark 1.220345 0.0 2.44069 12 h after dark 8.0184 4.4553 11.5815