condition	mean	min	max
0 h after light	18.01595	16.1555	19.8764
2 h after light	9.881875	9.12645	10.6373
4 h after light	7.215205	7.02505	7.40536
8 h after light	3.03767	2.31195	3.76339
12 h after light	4.09283	4.02597	4.15969
2 h after dark	2.24994	2.18847	2.31141
4 h after dark	3.1391	2.48387	3.79433
8 h after dark	10.678004999999999	9.56381	11.7922
12 h after dark	17.7358	16.143	19.3286