condition mean min max 4 h after light 11.350683 11.240637 11.460729 8 h after light 11.273299999999999 9.612815 12.933785 12 h after light 10.175101 10.077594 10.272608 4 h after dark 10.931273000000001 9.317561 12.544985 8 h after dark 12.304052500000001 11.964321 12.643784 12 h after dark 12.11496 12.11496 12.11496