condition mean min max 0 h after light 42.6219 38.3316 46.9122 2 h after light 31.2911 30.5377 32.0445 4 h after light 36.4356 32.9581 39.9131 8 h after light 44.39845 39.6717 49.1252 12 h after light 67.62025 62.3941 72.8464 2 h after dark 65.43675 63.7871 67.0864 4 h after dark 63.4088 57.7636 69.054 8 h after dark 55.471900000000005 52.8232 58.1206 12 h after dark 45.7099 43.1215 48.2983