condition	mean	min	max
4 h after light	4.775259999999999	4.68845	4.871169999999999
8 h after light	4.8886899999999995	4.80912	5.0214
12 h after light	4.83826	4.78052	4.87547
4 h after dark	4.85888	4.79139	4.98395
8 h after dark	4.771936666666667	4.69324	4.82308
12 h after dark	4.806156666666666	4.73672	4.84096