condition mean min max 0 h after light 37.2064 32.4107 42.0021 4 h after light 29.596200000000003 28.5405 30.6519 8 h after light 29.9682 25.2697 34.6667 4 h after dark 46.643 44.5961 48.6899 8 h after dark 35.09835 31.8636 38.3331 12 h after dark 36.73245 35.4871 37.9778