condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.146785 0.0 0.440355 12 h after light 1.6710663333333333 0.0 4.151 3 h after dark 54.313399999999994 42.9008 67.2293 6 h after dark 2.64989 1.25473 3.48721 9 h after dark 1.0649433333333334 0.0 3.19483 12 h after dark 0.6475633333333334 0.0 1.94269