condition	mean	min	max
4 h after light	7.337383333333334	7.237080000000001	7.4706600000000005
8 h after light	7.272049999999999	7.196389999999999	7.3573699999999995
12 h after light	7.316766666666666	7.0715699999999995	7.660989999999999
4 h after dark	7.380563333333333	7.24977	7.59472
8 h after dark	7.255263333333334	7.2182699999999995	7.296010000000001
12 h after dark	7.090026666666668	7.015910000000001	7.167110000000001