condition mean min max 4 h after light 2.850566 2.824783 2.901381 8 h after light 2.3423806666666667 1.978898 2.559192 12 h after light 1.450157 1.378741 1.5602340000000001 16 h after light 3.636921 2.759048 4.767218 4 h after dark 2.3283903333333336 2.1162900000000002 2.68047 8 h after dark 1.5247736666666667 1.4555850000000001 1.594582