condition mean min max 4 h after light 12.4569065 12.267592 12.646221 8 h after light 12.425324 12.204427 12.646221 12 h after light 12.915721 11.3959 14.435542 4 h after dark 12.9866035 12.293306 13.679901 8 h after dark 13.123763499999999 12.917577 13.32995 12 h after dark 12.36016 12.36016 12.36016