condition	mean	min	max
0 h after light	25.2879	23.9007	26.6751
4 h after light	12.6081	11.9314	13.2848
8 h after light	14.52595	11.7437	17.3082
4 h after dark	29.12135	27.9949	30.2478
8 h after dark	27.3536	24.3748	30.3324
12 h after dark	22.1983	20.528	23.8686