condition mean min max 0 h after light 0.02701935 0.0 0.0540387 4 h after light 0.160834 0.055272 0.266396 8 h after light 0.08173949999999999 0.053463 0.110016 4 h after dark 0.0266413 0.0 0.0532826 8 h after dark 0.0532215 0.0 0.106443 12 h after dark 0.02710085 0.0 0.0542017