condition mean min max 0 h after light 0.131316 0.112671 0.149961 4 h after light 0.01909985 0.0 0.0381997 8 h after light 0.07525345 0.0741815 0.0763254 4 h after dark 0.0554485 0.0 0.110897 8 h after dark 0.0927746 0.0738462 0.111703 12 h after dark 0.055344149999999995 0.0374398 0.0732485