condition mean min max 4 h after light 166.2413095 143.735784 188.746835 8 h after light 185.7450345 177.411858 194.078211 12 h after light 184.2320565 172.847441 195.616672 4 h after dark 246.7147875 187.517638 305.911937 8 h after dark 211.45537050000001 179.370992 243.539749 12 h after dark 211.401639 211.401639 211.401639