condition mean min max 1 h after light 6.2129277645 5.3468670430000005 7.078988486 3 h after light 7.147067984333334 6.0869516070000005 7.684504963999999 5 h after light 6.986921165666666 6.138150007999999 7.506447099999999 7 h after light 6.855573097 5.446269797999999 7.597361328 9 h after light 8.028050389666667 7.3142031670000005 8.801824321 11 h after light 9.033100344666668 7.446834152 9.996487321 13 h after light 8.029680013 7.129378775 8.884736603 15 h after light 7.786948785333333 7.461532795 7.998955747 1 h after dark 8.119377316 7.596171909 8.4110575 3 h after dark 7.834068403000001 7.088381953 9.126181307000001 5 h after dark 8.570675423666666 7.728084032999999 9.201037012999999 7 h after dark 8.813999624333333 7.9282737999999995 10.17254949