condition mean min max 0 h after light 0.0521495 0.0 0.104299 2 h after light 0.16933900000000002 0.104484 0.234194 4 h after light 0.02555925 0.0 0.0511185 8 h after light 0.1074068 0.0538566 0.160957 12 h after light 0.22380899999999998 0.209506 0.238112 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0858936 0.0586562 0.113131 12 h after dark 0.1370365 0.107073 0.167