condition mean min max 3 h after light 113.1065 90.5025 135.082 6 h after light 138.64 102.632 205.456 9 h after light 126.2783 80.1409 171.714 12 h after light 106.037625 85.9285 118.45 3 h after dark 86.30086666666666 72.6758 95.031 6 h after dark 166.68033333333332 148.545 178.234 9 h after dark 192.54566666666668 162.319 209.675 12 h after dark 123.8835 107.494 140.273