condition	mean	min	max
0 h after light	19.889400000000002	18.8682	20.9106
4 h after light	20.3489	19.5316	21.1662
8 h after light	24.20485	23.098	25.3117
4 h after dark	29.083399999999997	26.435	31.7318
8 h after dark	23.476950000000002	20.7298	26.2241
12 h after dark	23.11605	21.5028	24.7293