condition mean min max 4 h after light 13.353349999999999 12.7575 13.9492 8 h after light 12.4207 12.2975 12.5439 12 h after light 15.35895 14.217 16.5009 4 h after dark 23.5225 23.2458 23.7992 8 h after dark 24.81745 23.572 26.0629 12 h after dark 19.79485 18.5553 21.0344