condition	mean	min	max
0 h after light	19.3455	18.1372	20.5538
4 h after light	17.434199999999997	17.3098	17.5586
8 h after light	24.3202	21.8317	26.8087
4 h after dark	20.719050000000003	18.7803	22.6578
8 h after dark	20.4048	18.3395	22.4701
12 h after dark	23.5412	23.0304	24.052