condition mean min max 1 h after light 6.233651701 5.878788272 6.58851513 3 h after light 7.434521157333333 5.988936722999999 8.799353619 5 h after light 9.439466008333333 8.946157017 10.06094721 7 h after light 11.845510763333333 11.09544703 12.22923235 9 h after light 10.909366837666667 7.690643613 13.13879947 11 h after light 11.22430611 10.00179339 12.0535899 1 h after dark 15.61999235 13.68392354 16.91251266 3 h after dark 19.166956753333334 12.36476135 27.23980578 5 h after dark 21.31060659 18.89221169 23.10738206 7 h after dark 20.835609423333334 18.84158937 23.69974593 9 h after dark 20.875519333333333 20.13561941 21.82022235 11 h after dark 22.2813479 21.53398145 22.77091457