condition	mean	min	max
4 h after light	1853.7	1853.7	1853.7
8 h after light	1945.5	1808.8	2082.2
12 h after light	1259.5500000000002	885.2	1633.9
4 h after dark	948.2	945.8	950.6
8 h after dark	1109.8000000000002	889.7	1329.9
12 h after dark	1539.85	1312.9	1766.8