condition	mean	min	max
0 h after light	19.6637	14.5504	24.777
4 h after light	12.38345	10.4466	14.3203
8 h after light	4.250815	1.73941	6.76222
4 h after dark	16.80705	12.6364	20.9777
8 h after dark	24.925800000000002	24.6079	25.2437
12 h after dark	23.2316	20.8662	25.597