condition mean min max 4 h after light 12.7475865 12.606842 12.888331 8 h after light 12.196892 11.055179 13.338605 12 h after light 30.461082 15.925235 44.996929 4 h after dark 13.688112 13.082214 14.29401 8 h after dark 22.391491000000002 18.879059 25.903923 12 h after dark 11.970385 11.970385 11.970385