condition mean min max 4 h after light 314.732277 142.732799 486.731755 8 h after light 236.240586 224.120022 248.36115 12 h after light 188.25309 181.113927 195.392253 4 h after dark 780.7747845000001 298.386924 1263.162645 8 h after dark 801.174767 390.430055 1211.919479 12 h after dark 360.201153 360.201153 360.201153