condition mean min max 0 h after light 124.7855 123.446 126.125 2 h after light 73.61439999999999 69.9382 77.2906 4 h after light 61.028 60.5025 61.5535 8 h after light 31.51715 31.1627 31.8716 12 h after light 33.6074 33.2917 33.9231 2 h after dark 26.72355 25.3001 28.147 4 h after dark 31.54405 27.9334 35.1547 8 h after dark 58.6819 57.8532 59.5106 12 h after dark 129.8365 127.902 131.771