condition mean min max 4 h after light 274.4810795 184.399556 364.562603 8 h after light 195.953828 186.76329 205.144366 12 h after light 203.8203465 196.153513 211.48718 4 h after dark 138.38498099999998 118.839732 157.93023 8 h after dark 143.88455249999998 128.397222 159.371883 12 h after dark 325.113381 325.113381 325.113381