condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.187283 0.0 0.397358 10 h after light 0.32131116666666665 0.0 1.12143 14 h after light 0.0738205 0.0 0.442923 18 h after light 0.0480275 0.0 0.288165 2 h after dark 0.1040045 0.0 0.624027