condition mean min max 4 h after light 10.782008000000001 10.459852 11.104164 8 h after light 11.425224 10.869253 11.981195 12 h after light 10.652642499999999 10.271609 11.033676 4 h after dark 11.008402 10.764631 11.252173 8 h after dark 10.523958499999999 10.178664 10.869253 12 h after dark 11.033676 11.033676 11.033676