condition mean min max 0 h after light 1.674275 1.36394 1.98461 4 h after light 1.232085 1.20481 1.25936 8 h after light 3.8810650000000004 3.24452 4.51761 4 h after dark 2.21278 1.71736 2.7082 8 h after dark 1.5560049999999999 1.46847 1.64354 12 h after dark 0.9185785 0.881016 0.956141