condition	mean	min	max
4 h after light	1219.9	1219.9	1219.9
8 h after light	814.1	791.6	836.6
12 h after light	869.3	787.8	950.8
4 h after dark	921.9	888.5	955.3
8 h after dark	1116.85	836.7	1397.0
12 h after dark	1246.0	1119.1	1372.9