condition mean min max ZT0-3 44.9596 42.04075 48.8291 ZT4-7 39.68175 39.68175 39.68175 ZT8-11 46.97565 46.97565 46.97565 ZT12-15 61.912525 60.183 63.64205 ZT16-19 56.3587 56.3587 56.3587 ZT20-23 54.98495 54.98495 54.98495