condition	mean	min	max
0 h after light	7.00566	6.66735	7.34397
4 h after light	12.52495	11.926	13.1239
8 h after light	10.75665	10.0661	11.4472
4 h after dark	7.26438	7.16578	7.36298
8 h after dark	10.707650000000001	10.2466	11.1687
12 h after dark	8.537994999999999	8.51954	8.55645