condition mean min max 1 h after light 6.2260952065 4.361870361 8.090320052000001 3 h after light 6.4722388796666666 5.0602229030000005 7.259582182999999 5 h after light 9.056146120666666 7.547111682000001 11.49948777 7 h after light 8.684966195 8.253247301 8.956190925 9 h after light 9.470960959666668 8.083902147 11.61099832 11 h after light 9.874692878666666 6.865611316 12.18323186 1 h after dark 10.816074934666666 9.426069464 11.59858031 3 h after dark 10.945103481333334 9.604419284 12.21741273 5 h after dark 12.476863783333332 11.02510776 13.74070791 7 h after dark 10.997507807333333 9.373047452 12.74615939 9 h after dark 9.088383469666667 8.381691344 9.752928118 11 h after dark 9.262884961666668 8.950302 9.656707777000001