condition	mean	min	max
4 h after light	59.02445	58.0686	59.9803
8 h after light	55.2387	53.8766	56.6008
12 h after light	71.47739999999999	69.3351	73.6197
4 h after dark	74.7619	73.3263	76.5051
8 h after dark	54.0267	51.5281	56.8131
12 h after dark	63.39626666666666	57.7108	66.8129