condition mean min max 4 h after light 208.535 204.553 212.517 8 h after light 222.3095 212.464 232.155 12 h after light 186.7595 164.019 209.5 4 h after dark 228.39350000000002 219.979 236.808 8 h after dark 216.4765 201.12 231.833 12 h after dark 196.32150000000001 191.584 201.059