condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.015353466666666668 0.0 0.0460604 12 h after light 0.112793 0.0 0.306192 4 h after dark 0.0188124 0.0 0.0564372 8 h after dark 0.028208933333333335 0.0 0.0846268 12 h after dark 0.0900318 0.0 0.222642