condition	mean	min	max
4 h after light	70.00691499999999	69.253349	70.760481
8 h after light	75.02473549999999	69.355282	80.694189
12 h after light	75.5456255	69.253349	81.837902
4 h after dark	62.0311705	54.443326	69.619015
8 h after dark	56.937514	53.296081	60.578947
12 h after dark	76.064361	76.064361	76.064361