condition mean min max 1 h after light 7.683572839 7.4878774539999995 7.879268224 3 h after light 6.831956398 6.054707758999999 8.190297848 5 h after light 5.8156786946666665 4.17268788 6.823416041000001 7 h after light 7.6329414133333335 7.20734891 8.253247301 9 h after light 7.27749403 5.912022081 8.336524089 11 h after light 8.745566240666667 8.192083811 9.154148422 1 h after dark 5.798259481333333 5.081852198 6.205983622000001 3 h after dark 7.128020627666666 5.506739216000001 9.083249245 5 h after dark 6.334531007333333 6.031226755 6.679734008 7 h after dark 8.343638910666666 6.275032313 10.35110458 9 h after dark 6.95434308 6.2818052920000005 7.4207061770000005 11 h after dark 6.403334795999999 6.035486993999999 6.790846114