condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.02106653333333333 0.0 0.0631996 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.21479133333333333 0.0 0.644374 12 h after dark 0.12088966666666667 0.0 0.362669