condition mean min max 2 h after light 6.717969999999999 3.09054 10.9484 6 h after light 3.4862 0.0 7.32296 10 h after light 3.6982333333333335 0.0 12.1316 14 h after light 4.550738333333333 0.0 9.04897 18 h after light 4.597298333333334 0.0 10.5836 2 h after dark 2.23543 0.0 4.62858