condition	mean	min	max
4 h after light	50.3036	47.0255	53.5817
8 h after light	53.0103	49.5763	56.4443
12 h after light	49.9648	46.3103	53.6193
4 h after dark	67.06216666666667	59.8363	70.7268
8 h after dark	86.27606666666667	78.8563	92.0046
12 h after dark	58.4189	54.2087	62.7744