condition	mean	min	max
4 h after light	18.8061595	17.947276	19.665043
8 h after light	18.473812000000002	14.03716	22.910464
12 h after light	22.2514725	17.574837	26.928108
4 h after dark	16.5113475	14.144699	18.877996
8 h after dark	18.015200999999998	14.356136	21.674266
12 h after dark	14.609699	14.609699	14.609699