condition mean min max 0 h after light 1.737665 1.63096 1.84437 2 h after light 2.085735 1.66395 2.50752 4 h after light 2.19727 1.94095 2.45359 8 h after light 1.73139 1.7281 1.73468 12 h after light 2.90592 2.3155 3.49634 2 h after dark 2.833075 2.58058 3.08557 4 h after dark 1.79337 1.58275 2.00399 8 h after dark 2.236645 2.22267 2.25062 12 h after dark 1.7275550000000002 1.5215 1.93361