condition	mean	min	max
4 h after light	11.158249999999999	10.4765	11.84
8 h after light	6.6559550000000005	6.09263	7.21928
12 h after light	3.7256299999999998	3.28431	4.16695
4 h after dark	4.625805	4.53945	4.71216
8 h after dark	5.244315	4.40475	6.08388
12 h after dark	7.619809999999999	7.08331	8.15631