condition mean min max 0 h after light 1.3695869999999999 0.911974 1.8272 4 h after light 3.192165 2.7877 3.59663 8 h after light 3.2100600000000004 2.70678 3.71334 4 h after dark 2.24273 1.79843 2.68703 8 h after dark 7.2006 3.623 10.7782 12 h after dark 5.84052 4.55375 7.12729