condition mean min max 4 h after light 72.107445 42.205455 102.009435 8 h after light 105.538144 87.957565 123.118723 12 h after light 122.744031 107.987657 137.500405 4 h after dark 124.554255 122.568761 126.539749 8 h after dark 97.86434650000001 87.957565 107.771128 12 h after dark 76.514542 76.514542 76.514542