condition mean min max 4 h after light 114.4 114.4 114.4 8 h after light 193.3 188.9 197.7 12 h after light 225.35 218.7 232.0 4 h after dark 293.85 181.2 406.5 8 h after dark 257.79999999999995 212.7 302.9 12 h after dark 223.39999999999998 202.2 244.6