condition	mean	min	max
3 h after light	24.3638	19.2526	29.3815
6 h after light	19.1949	17.3887	21.3411
9 h after light	15.9091	14.5879	18.3752
12 h after light	17.0413	13.7772	20.5102
3 h after dark	22.3409	20.6899	23.6283
6 h after dark	24.105133333333335	22.6479	25.1103
9 h after dark	22.2038	18.269	25.1228
12 h after dark	17.9289	16.0406	19.8172