condition	mean	min	max
4 h after light	18.887999999999998	16.6782	21.0978
8 h after light	18.01025	16.82	19.2005
12 h after light	24.2654	22.4012	26.1296
4 h after dark	41.7417	33.1949	51.3833
8 h after dark	39.639266666666664	32.8219	50.9259
12 h after dark	25.898433333333333	12.1814	43.416