condition	mean	min	max
4 h after light	995.7861111	861.5033333	1081.28
8 h after light	1216.943889	1159.61	1278.676667
12 h after light	1173.77	1104.11	1212.046667
1.5 h after dark	1172.697778	1141.16	1201.406667
5.5 h after dark	1085.4744445666668	988.4566667	1168.066667
9.5 h after dark	1013.3922222333333	962.1366667	1088.17