condition mean min max 0 h after light 0.3063155 0.259954 0.352677 4 h after light 1.558065 1.53918 1.57695 8 h after light 1.9810949999999998 1.40038 2.56181 4 h after dark 1.1425 1.01333 1.27167 8 h after dark 1.3293400000000002 1.19934 1.45934 12 h after dark 0.17083655 0.0840761 0.257597