condition mean min max 0 h after light 151.1755 138.308 164.043 2 h after light 57.15805 50.1207 64.1954 4 h after light 59.0172 49.0427 68.9917 8 h after light 101.26025 84.5635 117.957 12 h after light 67.8308 56.8795 78.7821 2 h after dark 62.6939 59.7901 65.5977 4 h after dark 76.9992 68.6957 85.3027 8 h after dark 182.8995 148.725 217.074 12 h after dark 163.591 125.58 201.602