condition mean min max 0 h after light 1.367 1.10202 1.63198 4 h after light 0.93225 0.68349 1.18101 8 h after light 1.3389389999999999 0.829148 1.84873 4 h after dark 2.898685 2.36217 3.4352 8 h after dark 1.7775500000000002 1.65162 1.90348 12 h after dark 1.46197 1.00484 1.9191