condition mean min max 4 h after light 0.09905435 0.0841997 0.113909 8 h after light 0.028891 0.0222398 0.0355422 12 h after light 0.0244749 0.0230328 0.025917 4 h after dark 0.022435633333333333 0.0 0.0365832 8 h after dark 0.0 0.0 0.0 12 h after dark 0.005050066666666667 0.0 0.0151502