condition mean min max 2 h after light 0.3951185 0.0 1.11198 6 h after light 0.308909 0.0 0.607007 10 h after light 0.29084125 0.0 0.560858 14 h after light 0.6064453333333334 0.2611 1.01492 18 h after light 0.5910381666666666 0.205289 0.929733 2 h after dark 0.5808771666666667 0.215731 0.838751