condition	mean	min	max
4 h after light	931.019651	510.593748	1351.445554
8 h after light	1210.5145345	1076.765806	1344.263263
12 h after light	1192.5713365	1170.299427	1214.843246
4 h after dark	888.340074	617.574806	1159.105342
8 h after dark	806.330793	704.506452	908.155134
12 h after dark	519.937044	519.937044	519.937044