condition	mean	min	max
4 h after light	39.9004525	38.951807	40.849098
8 h after light	40.030930999999995	35.243821	44.818041
12 h after light	29.200842	23.705658	34.696026
4 h after dark	35.6643225	34.925334	36.403311
8 h after dark	32.6766735	30.569826	34.783521
12 h after dark	31.068945	31.068945	31.068945