condition	mean	min	max
4 h after light	78.79011700000001	76.603587	80.976647
8 h after light	61.743954	58.290418	65.19749
12 h after light	66.80041750000001	66.360757	67.240078
4 h after dark	45.041028	32.568498	57.513558
8 h after dark	37.646369	25.752307	49.540431
12 h after dark	71.672595	71.672595	71.672595