condition mean min max 4 h after light 271.4382 263.3313 276.901 8 h after light 194.28413333333333 135.6399 259.9481 12 h after light 225.09886666666668 191.9021 273.2114 16 h after light 403.4027 346.7639 511.3311 4 h after dark 246.64170000000001 241.893 254.7184 8 h after dark 186.0221 143.2577 234.4527