condition mean min max ZT0-3 5582.9 5582.9 5582.9 ZT4-7 5413.9 5413.9 5413.9 ZT8-11 5549.0 5549.0 5549.0 ZT12-15 5273.65 5273.65 5273.65 ZT16-19 5043.55 5043.55 5043.55 ZT20-23 6105.200000000001 6105.200000000001 6105.200000000001