condition mean min max 1 h after light 6.901467684 4.798057397 9.004877971 3 h after light 5.979215005333333 5.260647725 7.259582182999999 5 h after light 5.978034494 4.8241753560000005 6.855130089 7 h after light 7.7854352890000005 7.13663149 8.376382916 9 h after light 7.21429196 6.551159602999999 7.5786582629999995 11 h after light 7.923423314666667 6.865611316 9.680730177000001 1 h after dark 7.978357089666666 6.498718698999999 10.2021865 3 h after dark 7.592110874333334 6.436490611 8.44783857 5 h after dark 9.904228199666667 8.268830819 10.95476377 7 h after dark 8.547664350333333 7.009409399 9.34718355 9 h after dark 10.718923505333333 9.935912256 11.24881413 11 h after dark 9.122902933666667 8.218535481 10.52892654