condition mean min max 4 h after light 186.7174315 132.732057 240.702806 8 h after light 233.57515 215.346371 251.803929 12 h after light 192.75289800000002 161.273739 224.232057 4 h after dark 148.09188749999998 121.775877 174.407898 8 h after dark 125.2266475 108.836623 141.616672 12 h after dark 92.770558 92.770558 92.770558