condition mean min max 4 h after light 12.28906 12.03092 12.60989 8 h after light 12.151810000000001 11.89816 12.34117 12 h after light 11.800709999999999 11.59349 11.96515 4 h after dark 11.79525 11.214889999999999 12.158489999999999 8 h after dark 11.91119 11.47384 12.16618 12 h after dark 12.263226666666666 11.96353 12.50906