condition mean min max 0 h after light 0.9343295 0.537419 1.33124 2 h after light 0.166701 0.0 0.333402 4 h after light 2.573025 2.5362 2.60985 8 h after light 0.68741 0.0 1.37482 12 h after light 0.999085 0.66852 1.32965 2 h after dark 0.093131 0.0 0.186262 4 h after dark 0.3228995 0.165987 0.479812 8 h after dark 0.0902485 0.0 0.180497 12 h after dark 0.345061 0.177629 0.512493