condition mean min max 0 h after light 5.3944 5.3774 5.4114 2 h after light 2.757275 2.71051 2.80404 4 h after light 4.661235 4.01805 5.30442 8 h after light 5.36218 4.72877 5.99559 12 h after light 5.17889 4.18074 6.17704 2 h after dark 6.787715 6.29011 7.28532 4 h after dark 4.20298 2.80057 5.60539 8 h after dark 4.91215 3.27739 6.54691 12 h after dark 3.5892600000000003 3.33253 3.84599