condition mean min max 1 h after light 10.3028157965 8.271318382999999 12.33431321 3 h after light 14.575946443333333 12.90232732 15.89920106 5 h after light 16.58212444 13.21337733 21.86129848 7 h after light 17.213886166 8.336261788 24.01909108 9 h after light 21.019594626666667 16.97805906 24.9934762 11 h after light 20.229274896666666 16.01148509 24.27664219 1 h after dark 25.775589563333334 19.659225199999998 33.24433819 3 h after dark 24.656642983333334 19.08243078 32.17817413 5 h after dark 20.75470109666667 19.49196444 21.39164299 7 h after dark 19.614025326666667 17.95003151 20.45118262 9 h after dark 17.131875413333333 14.48244846 18.65588108 11 h after dark 16.498808883333332 15.30253627 18.03131815