condition	mean	min	max
4 h after light	63.098600000000005	62.0584	64.1388
8 h after light	70.17875000000001	69.3236	71.0339
12 h after light	54.702600000000004	52.6038	56.8014
4 h after dark	77.77279999999999	72.5663	82.9793
8 h after dark	71.74244999999999	68.7421	74.7428
12 h after dark	68.1053	67.8312	68.3794